Description of problem:

when updating a hcp kubevirt environment from 4.15.0-x86 using the RHACM ui, it changes architecture

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

2.11.2

How reproducible:

reproduced in test environment

Steps to Reproduce:

1. deploy RHACM 2.11.2
2. deploy a HCP kubecirt env on 4.15.0 x86_64
3. upgrade from the UI e.g. 4.15.31

Actual results:

architecture changed from x86_64 to multi

Expected results:

the same architecture is used

Additional info:

before update

oc -n clusters get hostedcluster cluster1 -ojsonpath='{.spec.release.image}' 
quay.io/openshift-release-dev/ocp-release:4.15.0-x86_64

after update changed to

oc -n clusters get hostedcluster cluster1 -ojsonpath='{.spec.release.image}' 
quay.io/openshift-release-dev/ocp-release:4.15.31-multi