Expand all permissions when permissions in a group are individually managed.

Test: Manually tested on sawshark_sw where WRITE_CONTACTS and
READ_CONTACTS are shown separately for Android Wear App. Also
tested on sawshark where only one "Contacts" group shown on
behalf of WRITE_CONTACTS and READ_CONTACTS.
Bug: 33856934
Change-Id: I299c54e38236d039204a01d8113f427b1fc71c43