Update Battery Defender tips title am: ee1d07d59b am: 421cbc63ad

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/13223683

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I25a3e0f2e6f0bb2369149c02009262ef89c315e0