Add support for LTE VoPS info

 LTE VoPS support contains:
    isVopsSupported: This indicates if camped network support VoLTE services.
    isEmcBearerSupported: This indicates if camped network support VoLTE emergency bearers.

Bug:112194535
Test: atest
Change-Id: I6ab186d0423b857daaf579a75a852b230783eb39
5 files changed