Merge "Update TEST_MAPPING to include CtsMediaDecoderTestCases" am: cdea444df7 am: 263274d4ab am: 4a7253fee3 am: d4ec9d986a

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1945432

Change-Id: Ia6d577bfb4e30481f725ac77d69b6305c0a5d413