Merge "docs: Added links to the Android 11 summary pages on developer.android.com." into rvc-dev am: 5d7be413 am: e2cc59d7

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

Change-Id: I898e1a4a7fbf8f093c361f8159d019103e09d77b