Check that app ID matches system uid in LocationDisabledAppOpsTest

Apps which share the system UID, will still have a unique user section
on secondary users. Ensure we compare their app ID to the system app id,
not the cross-user UID to the (user 0 only) system uid.

Fixes: 235018052
Test: atest LocationDisabledAppOpsTest --user-type secondary_user
Change-Id: I41ccb40de69d94fc812447dcfb6d5b9d58b88a4f
2 files changed