Merge "Add test for subsample metadata for YUV420 format" into rvc-dev am: e83c8b22 am: 81325816 am: 45d59fd7

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/11736601

Change-Id: I4632eda555f4f10ba8992efb38afd2831e51f31d