[compiler-rt] [compiler-rt][profile] Use `flock` shim on Windows even if detection fails (PR #112695)

[Mike Hommey via llvm-commits]

glandium wrote:

> @glandium Would you mind testing this patch with your PGO setup again? 🙏

I can confirm it works.

https://github.com/llvm/llvm-project/pull/112695