Remove CQ for unsupported branch refs/heads/chrome/m149

Change-Id: I643a62bdc6ab29c86884215a088ededd165e200f
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/1329297
Bot-Commit: chrome-branch-day <chrome-branch-day@chops-service-accounts.iam.gserviceaccount.com>
1 file changed