Do not crash permission review on invalid permissions

Apps can request permissions that are not defined. In this case any
attempt to change properties of these permission will fail. This is also
means that these were never marked as REVIEW_REQURIED.

Hence it is totally fine to just pave over these exception.

Fixes: 136143384
Test: atest CtsAppSecurityHostTestCases:android.appsecurity.cts.PermissionsHostTest#testCompatDefault22
      (crashed before, now passes)

Change-Id: I9fc29ec5b63046c5f753aae3ea3b7b599924cad8