Revert "Migrate Battery percentage preference into catalyst. Ref..."

Revert submission 30294757-catalyst_battery_percentage

Reason for revert: <Potential culprit for b/378858348  - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.>

Reverted changes: /q/submissionid:30294757-catalyst_battery_percentage

Change-Id: I17a124619a1d6c7b6930a1c26c2b84c1a52ce8f7