[SEPolicy]Remove deprcated sota stuff. am: 9ba20fa495

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/google/pixel-sepolicy/+/23737437

Change-Id: I4b9cc148c9c03cc4e0847e811a22e4ab390e94dd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>