Merge "Camera: Improve session parameter documentation" into udc-dev am: 5a2fc5fa40 am: c687c100d6 am: 83d9eaef33 am: 903d47a642

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24622278

Change-Id: I57df62419a275104908459cddedb0a12ff9e5405
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>