Unit tests for PermissionUtils

Test: atest MediaProviderTests:PermissionUtilsTest

Bug: 157716052
Merged-In: I2e0b9c991c0f6b9789933d9bebb81c2b86f6f4f6
Merged-In: I612f6e68eb933484a45571013a3585c5635dae72
Change-Id: I612f6e68eb933484a45571013a3585c5635dae72
(cherry picked from commit 9f752e967da6122b31e069d712c7c29169a3f05a)
9 files changed