Merge "BatteryManager: update capacity level description" into main am: a591af02

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3343570



Change-Id: I41043629b383aacda39aab6c03cbe66964ea6028
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>