Update to check carrier config

Add condiction when checking for carrier roaming non-terrestrial network connectivity
Add condiction when starting screen off timer

Bug: 360245799
Test: atest SatelliteControllerTest, SatelliteSessionControllerTest
      atest SatelliteManaterTestOnMockService before/after enabling carrier_roaming_nb_iot_ntn
      Completed demo mode test
      Regression test b/370906604
Flag: EXEMPT refactor
Change-Id: Id302e9772a92c407bc298586c3c4683e16db10f7