[RESTRICT AUTOMERGE] Fix the inconsistency of protection level

The value may be inconsistent between BasePermission.perm.protection-
Level and BasePermission.getProtectionLevel() within the same object.
Update the perm to fix the inconsistency.

Bug: 209607944
Test: manually using the PoC on the buganizer to ensure the symptom
      no longer exists.
Change-Id: I19d6135f98bee9392d85e56478c42e06cfea8ba5