Add READ_MEDIA_VISUAL_USER_SELECTED permission and appop

Bug: 25178384
Test: atest PermissionPolicyTest
Merged-In: I4dadcad364d0a646619e50165c06d5b4be6d6726
Change-Id: I4dadcad364d0a646619e50165c06d5b4be6d6726
5 files changed