Fix automatic timezone selection in Hawaii.

It is impossible to determine the correct timezone from NITZ alone.
All other alternative timezones in UTC-10 are invalid, tiny populations, no cell service.
See http://wtogami.blogspot.com/2012/01/hawaii-android-automatic-time-zone-bug.html

Change-Id: I636a628fdad24b187a0010fba137f1e0764c82f3