[llvm] [llvm][cmake] Properly place clang runtime directory on linker command line when WinMsvc.cmake is involved (PR #110084)

[via llvm-commits]

serge-sans-paille wrote:

ok, thanks for the extra info. I *assume*  the clang runtime bundled with MSVC is not used at all in your context?

https://github.com/llvm/llvm-project/pull/110084