Vulkan: Suppress 3 failing blit tests on Pixel 2.
Vulkan: Suppress 3 failing blit tests on Pixel 2.

Bug: angleproject:2743
Change-Id: I1693a5b301fa10a92263aab0cec14829851fe21f
Reviewed-on: https://chromium-review.googlesource.com/1148461
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Commit-Queue: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>

ppy/angle,ppy/angle,ppy/angle,ppy/angle