For deploying models from Model Catalog in RHOAI, we need modelcar images to be available for IBM Power (ppc64le) arch in redhat catalog.

For e.g. https://catalog.redhat.com/en/software/containers/rhelai1/modelcar-granite-3-1-8b-starter-v2/680adbc9e9a268d7e38b2f6d#overview