Merge "Update mandatory concurrent stream docs to specify support for lower...

Merge "Update mandatory concurrent stream docs to specify support for lower resolutions." into rvc-dev am: 83578eaa am: 8d514c97 am: efe49adc am: 01b5557a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12230970

Change-Id: Ifc10117c5866bd550f0d21cb208fff14eb29595a