Disable broken GMs on Adreno 5xx/6xx + Vulkan.

These GMs work properly with the latest drivers, but in stock
Android 10, they generate a unique incorrect image every time
the test is run.

Change-Id: I416157a2173ddd46a568e377787405fe18a1c930
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/763476
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Nolan Scobie <nscobie@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Nolan Scobie <nscobie@google.com>
2 files changed