Merge "Add media-linker-config to test media APEX" am: 7a20375102 am: c54030e210 am: 787015d75b

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1456328

Change-Id: I4659072cb488b2e215f67aecfa7b58c7e2ca1f59