Reverts default-talkback-permissions.xml in gs-common

ag/16646190 has fulfilled the permission pregrant for TalkBack.
So we revert the old change.

Bug: 192521587
Test: manual test
Change-Id: I2f702597fbcafc361a7d383915433af4da735509
2 files changed
tree: 4351e94660f68557b2b602c764fb38e548769266
  1. powerstats/
  2. device.mk