Renamed permission READ_WRITE_OWN_VOICEMAIL to ADD_VOICEMAIL

The framework changes to add new permission ADD_VOICEMAIL went in
change-Id: I515e7967bdb0e8498a60a32983f9122ce10dcc4a.
And the contacts app to start using the new permission went in
change-id: I188a109b69228e58a2c9b1d9a234a270df60555a

Bug: 5098551
4 files changed