[clang] [Clang][Comments] Attach comments to decl even if preproc directives are in between (PR #88367)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

Thanks for the post-commit feedback! I've reverted the changes in 072e81db7a974bfb27b9b65d73330de7dd739821 so that @hdoc can investigate further.

https://github.com/llvm/llvm-project/pull/88367