Adding some basic tests for PermissionUsageV2Fragment am: 038cfa0be5 am: 95635c029d am: c5257f18d2

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

Change-Id: Ib02d3fd2d21eaabee7501d84f89730c1ee42361c