mac: Use -mmacos-version-min instead of -mmacosx-version-min

The two flags do the same thing, but the OS is called macOS these days.

(The new flag is 5 years old: https://reviews.llvm.org/D32796)

No behavior change.

Change-Id: I883305dc949dc5934825a9fa6b8648bb94706889
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3748809
Auto-Submit: Nico Weber <thakis@chromium.org>
Reviewed-by: Hans Wennborg <hans@chromium.org>
Commit-Queue: Hans Wennborg <hans@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1021590}
NOKEYCHECK=True
GitOrigin-RevId: d46208c56f38c38d201ea4b5c88eea53faae8171
1 file changed