[clang] [StaticAnalyzer] Fix state update in VisitObjCForCollectionStmt (PR #124477)

[Balazs Benics via cfe-commits]

steakhal wrote:

> @steakhal I have added your test on behalf of you here: https://github.com/llvm/llvm-project/pull/124477/commits/b932fb61338ed6ec47db351240dc65b9454ba28c

Yea, thanks. Please drop all the refs to my name. Otherwise LGTM.

Thanks for fixing this. I think you can merge this to unblock your CI.
Please come back if other reviewers have further comments.

https://github.com/llvm/llvm-project/pull/124477