Add test for ManageCustomPermissionsFragment

- Also some AppPermissionFragmentTests related to custom permissions

Bonus:
- Made custom permissions always user sensitive

Bug: 153792195
Test: atest PermissionControllerUnitTests
Change-Id: Id08994b2e4099c4e31dc8ba064cd2178c98d9564
5 files changed
tree: 233bb2b0d782dc6aa2cac4d51e3392f3d1ba3ce7
  1. PermissionController/