Merge "docs: Added links to the Android 11 summary pages on developer.android.com." into rvc-dev am: 5d7be413bc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12548368

Change-Id: Ib44d0aee6a87a79dcc668337c945d67678e4c43d