Remove CQ for unsupported branch chrome/m95

Change-Id: Ia26a8b9c190c948d920dd7aabe7abd844d269930
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/497612
Reviewed-by: Heather Miller <hcm@google.com>
Auto-Submit: Heather Miller <hcm@google.com>
Reviewed-by: Eric Boren <borenet@google.com>