Description of the problem: **

The operator sets imagePullPoiicy to `Always`. This is against the default of openshift, which is ifNotPresent.

How reproducible:

100%

Steps to reproduce:

1.Deploy any sonataflow resource, e.g greeting and see the default

oc create -f  https://raw.githubusercontent.com/rgolangh/serverless-workflows-helm/main/charts/workflows/charts/greeting/templates/01-sonataflow_greeting.yaml

2. oc get deployments greeting  -o jsonpath={.spec.template.spec.containers[]}  | jq '.imagePullPolicy'

Actual results:

"Always"

Expected results:

"ifNotPresent"