force image removal during cleanup

[pkubatrh]

podman will complain if we try to remove an image by ID when it has multiple tags We are always using mulitple tags, so we need to force the removal

[phracek]

[test]

[pkubatrh]

The reason for the change was explained in the commit message. I do not think we need to add info directly into the code as a comment. Rebasing for tests

[test]

[pkubatrh]

[test]