Description of the problem:

When prune on delete enabled deleting nodefeaturediscovery instance is hanging   

How reproducible:

Steps to reproduce:

1. install nfd operator

2.create nodefeaurediscovery cr from ui enable prune on delete 

3. try delete nodefeaturediscovery

Actual results:

E0928 07:18:56.153656 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="0cf2aa35-a538-41a9-98e2-2b2d5c2998da"
E0928 07:18:56.196147 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="ab138321-2f16-4bc9-b2d9-9e9ce02b670a"
E0928 07:18:56.239184 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="e53f58bf-ecf1-4d0d-a9ae-bc2a030a9215"
E0928 07:18:56.276442 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="bbebf622-5c85-471c-b8ee-d000e73947e4"
E0928 07:18:56.299099 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="5f816d76-98b1-425a-83b1-7fe07bafe1a2"
E0928 07:18:56.372193 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="f76a2643-4c4f-4dae-85e3-a3cd1fbba88b"
E0928 07:18:56.560387 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="df321866-19d2-4081-825b-ae426f98577b"
E0928 07:18:56.903339 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="d80704b9-46e4-4f5f-b248-41d713f3898d"
E0928 07:18:57.567704 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="ded1552c-7415-49a5-ad5f-f9338a435df2"
E0928 07:18:58.871601 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="4d8d109d-a588-4dab-ac20-541f32d9514b"
E0928 07:19:01.455314 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="4c3ebf50-56ac-4a54-a002-af57e91b760c"
E0928 07:19:06.600062 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="74dbc09b-0998-4ce0-8412-03c7fc769ee7"
E0928 07:19:16.863403 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="35710947-838d-4793-9420-37e2f303429f"
E0928 07:19:37.371135 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery" controllerGroup="nfd.openshift.io" controllerKind="NodeFeatureDiscovery" NodeFeatureDiscovery="openshift-nfd/nfd-instance" namespace="openshift-nfd" name="nfd-instance" reconcileID="9169b673-3b80-4a81-8234-397d0d7ef7c4"
E0928 07:20:18.356565 1 controller.go:329] "Reconciler error" err="failed to handle pruning for openshift-nfd/nfd-instance: failed to create nfd-prune job: Job.batch \"nfd-prune\" is invalid: spec.template.spec.containers[0].image: Required value" logger="nfd" controller="nodefeaturediscovery"

Expected results:
all should be deleted and labels also