Skip ProgramBinaryTransformFeedbackTest.GetTransformFeedbackVarying on Pixel 2 Vulkan. Bug: angleproject:3690 Change-Id: Ic00038cfe8fe9d1170eb75aec89c0ac0f074fb05 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1710026 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>