[llvm] [TBAA] Do not rewrite TBAA tag in `adjustForAccess` if already exists (PR #96483)

[Antonio Frighetto via llvm-commits]

antoniofrighetto wrote:

> Is there any reason that clang shouldn't emit struct-path tags for !tbaa.struct?

That seems to be the case, AFAICT, though this should be orthogonal wrt the above, if I'm not mistaken.

https://github.com/llvm/llvm-project/pull/96483