Merge "Add description to battery settings footer link (1/3)" into sc-dev am:...

Merge "Add description to battery settings footer link (1/3)" into sc-dev am: e48bc570 am: b525b61f am: 4b503087

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14747456

Change-Id: If39cf9b492819a17b62df1be1a1a4b262fedf597