Description of problem: When we enable migration_rsync_privileged: true rsync pods should run as privileged


Version-Release number of selected component (if applicable):
SOURCE CLUSTER: Azure OCP 4.6 (MTC 1.6.0)
TARGET CLUSTER: Azure OCP 4.9 (MTC 1.6.0)
REPLICATION REPOSITORY: Azure Blob Storage



How reproducible:
Always


Steps to Reproduce:
1. Create a project in source cluster
$ oc new-project rsync

2. Create an application in source cluster
$ oc new-app django-psql-persistent

3. Add migration_rsync_privileged: true in migrationcontroller CR.
$ oc  edit migrationcontroller -n openshift-migration

4. Create a migplan
5. Execute Cutover

Actual results: Rsync pods are not running as privileged


Expected results: Rsync pods should run as privileged


Additional info:
$ oc get pods rsync-server -n rsync -o yaml
...
 securityContext:
      capabilities:
        drop:
        - MKNOD
        - SETPCAP
      privileged: false
      readOnlyRootFilesystem: true

$ oc get migrationcontroller -o yaml
...
spec:
    azure_resource_group: ""
    cluster_name: host
    mig_namespace_limit: "10"
    mig_pod_limit: "100"
    mig_pv_limit: "100"
    migration_controller: true
    migration_log_reader: true
    migration_rsync_privileged: true
    migration_ui: true
    migration_velero: true
    olm_managed: true
    restic_timeout: 1h
    rsync_opt_bwlimit: 300
    version: 1.6.0

$  oc get pods rsync-6jznh -n rsync -o yaml
...
securityContext:
      capabilities:
        drop:
        - MKNOD
        - SETPCAP
      privileged: false
      readOnlyRootFilesystem: true
      runAsUser: 0