Move turbo_adapter sepolicy to system_ext am: 9f4865ff57 am: faacbe722a

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/google/pixel-sepolicy/+/24364935

Change-Id: If520d70b8875dfe7083182e222eb23b5792c94a5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>