[clang] [clang][Darwin] Remove legacy framework search path logic in the frontend (PR #138234)

[Vitaly Buka via cfe-commits]

vitalybuka wrote:

This one is still broken https://lab.llvm.org/buildbot/#/builders/55/builds/11054/steps/11/logs/stdio

https://github.com/llvm/llvm-project/pull/138234