[lld] [lld-macho] Make ObjC category checker print the source file name of … (PR #80221)

[Kyungwoo Lee via llvm-commits]

kyulee-com wrote:

> This change is mostly useful only for thinLTO builds

I'm curious how it looks like with (full)lto builds where bitcodes are merged.

https://github.com/llvm/llvm-project/pull/80221