[clang] [Modules] Don't search for modulemaps in the immediate sub-directories of search paths for recent Apple SDKs. (PR #100005)

[Volodymyr Sapsai via cfe-commits]

vsapsai wrote:

Failed test is "Profile-x86_64 :: check-same-common-code.test", the same as failed in #100011 for unrelated reasons.

https://github.com/llvm/llvm-project/pull/100005