Add test coverage of sampling YUV AHBs without API 29.
Add test coverage of sampling YUV AHBs without API 29.

We can't initialize the data of a YUV AHB without Android API 29
but we can still add test coverage of sampling one without verifying
the results. This exposes some Vulkan validation errors.

Bug: angleproject:4852
Change-Id: I978cab84f325cededa2ac08f7c7cc083dbbb69b4
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2543298
Reviewed-by: Courtney Goeltzenleuchter <aa371ec5c940a0ded89f7ed95bce84faebcf51df@google.com>
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Commit-Queue: Geoff Lang <b6fc25fe0362055230985c05cbfa8adb741ccc0f@chromium.org>

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