DOC:

When setting a plan transfer network
e.g.
```
apiVersion: forklift.konveyor.io/v1beta1
    kind: Plan
    metadata:
      annotations:
        populatorLabels: "True"
      ...
    spec:
      ...
      transferNetwork:                                 <<<<<<<<<<<<<<<<<<<
        apiVersion: k8s.cni.cncf.io/v1
        kind: NetworkAttachmentDefinition
        name: br-eno8403
        namespace: mtv-test
      vms:
        - id: vm-1001
          ...

```

we need to set the default gateway route using the NADs CR, e.g.:

```

apiVersion: k8s.cni.cncf.io/v1
kind: NetworkAttachmentDefinition
metadata:
  annotations:
    forklift.konveyor.io/route: 192.168.20.1.    <<<<<<<<<<<<<<<<<<<<<<
    ...
```

Description of problem:
========================

Migrations get stuck due when the conversion pod on a different network then forklift-controller.

Failure logs info from forklift-operator pod

~~~

{"level":"info","ts":"2024-08-12 17:58:50.245","logger":"plan|222xm","msg":"Migration [RUN]","plan":

{"name":"-test-plan-1","namespace":"openshift-mtv"}

,"migration":"openshift-mtv/test-plan-1-v29x2","vm":" id:vm-3033 name:'as-test-host-1' ","phase":"ConvertGuest"}

{"level":"error","ts":"2024-08-12 17:58:50.252","logger":"plan","msg":"Failed to update conversion progress","error":"Get \"http://XX.X.XX.XX:XXXX/metrics\": dial tcp XX.X.XX.XX:XXXX: connect: network is unreachable","stacktrace":"github.com/konveyor/forklift-controller/pkg/controller/plan.(*Migration).updateConversionProgress\n\t/remote-source/app/pkg/controller/plan/migration.go:1650\ngithub.com/konveyor/forklift-controller/pkg/controller/plan.(*Migration).execute\n\t/remote-source/app/pkg/controller/plan/migration.go:1123\ngithub.com/konveyor/forklift-controller/pkg/controller/plan.(*Migration).Run\n\t/remote-source/app/pkg/controller/plan/migration.go:195\ngithub.com/konveyor/forklift-controller/pkg/controller/plan.(*Reconciler).execute\n\t/remote-source/app/pkg/controller/plan/controller.go:428\ngithub.com/konveyor/forklift-controller/pkg/controller/plan.Reconciler.Reconcile\n\t/remote-source/app/pkg/controller/plan/controller.go:257\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).Reconcile\n\t/remote-source/app/vendor/sigs.k8s.io/controller-runtime/pkg/internal/controller/controller.go:119\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).reconcileHandler\n\t/remote-source/app/vendor/sigs.k8s.io/controller-runtime/pkg/internal/controller/controller.go:316\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).processNextWorkItem\n\t/remote-source/app/vendor/sigs.k8s.io/controller-runtime/pkg/internal/controller/controller.go:266\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).Start.func2.2\n\t/remote-source/app/vendor/sigs.k8s.io/controller-runtime/pkg/internal/controller/controller.go:227"}

~~~

Version-Release number of selected component (if applicable):
=============================================================

Migration Toolkit for Virtualization (MTV) 2.6.3
Openshift - 4.16.2