Automatic merge from submit-queue (batch tested with PRs 40038, 40041, 39036)

don't show deleted pull secrets - kubectl describe

This patch filters out any image pull secrets that have been deleted
when printing the describer output for a service account.

Related downstream bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1403376

**Release note**:
```release-note
release-note-none
```

@fabianofranz @AdoHe