Description of problem:

 Re-applying the observability CRD in MCH fails in OCP v4.19. This appears to happen for example on ACM install, upgrades and causes the ACM install/upgrade to become stuck.

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

OCP:- v4.19 ec-3

ACM :- 
2.13.2-DOWNSTREAM-2025-04-01-19-39-30
2.13.2-DOWNSTREAM-2025-03-31-16-15-11

How reproducible:

Permanent 

Steps to Reproduce:

1. Install HUB Cluster on 4.19 ec3 and try to install ACM 2.13.2 and it will fail to install MCH with error bundle unpacking failed

   Error installing CRDs: CustomResourceDefinition.apiextensions.k8s.io "multiclusterobservabilities.observability.open-cluster-management.io" is invalid: spec.conversion.webhookClientConfig.caBundle: Invalid value: []byte{0x5c, 0x6e}: unable to load root certificates: unable to parse bytes as PEM block 

        2. Delete CRD and try to install ACM it will work.

oc delete crd multiclusterobservabilities.observability.open-cluster-management.io 

Actual results:

ACM/MCH install get failed

Expected results:

ACM/MCH install should pass.

Additional info:

https://issues.redhat.com/browse/ACM-19094 :- this ticket says it include fix on ACM version 2.13.2 but i tried and found issue on same version , kindly check also take this ticket as reference