[clang] Reapply "[Clang][Sema] Use the correct lookup context when building overloaded 'operator->' in the current instantiation (#104458)" (PR #109422)

[via cfe-commits]

https://github.com/cor3ntin commented:

Can we add a release note?
There are still a few comments from @erichkeane that are not addressed.

Thanks!

https://github.com/llvm/llvm-project/pull/109422