Vulkan: Restore stencil write mask workaround for ARM Still has issues on latest drivers. Test: angle_trace_tests --gtest_filter="*pokemon_go*" Bug: b/279715714 Bug: angleproject:7556 Change-Id: I4d46cdc2b86da374413f97e45858e18022e0cc7b Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4499032 Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>