[clang] [Clang] Skip function template bodies that have no dependent context (PR #226805)

[Erich Keane via cfe-commits]

https://github.com/erichkeane requested changes to this pull request.

This doesn't seem right at all... Your release note says this is OMP specific, perhaps look at what OMP is doing wrong, as the rest of this patch is just working around a bad state.

https://github.com/llvm/llvm-project/pull/226805