Adding some basic tests for PermissionUsageV2Fragment am: 038cfa0be5 am: e3d5280001 am: fc96229abd

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Permission/+/14914120

Change-Id: I471f0e4e79f2946b74e15d80f616d26c77cecb46