Add a new field is_multi into Satellite atoms

Added is_multi, which indicates satellite service was serviced in whether DSDS or not.
Related atoms : CarrierRoamingSatelliteController, CarrierRoamingSatelliteSession

Flag: EXEMPT bug fix
Bug: 399477337
Test: atest SatelliteAccessControllerTest
Change-Id: I6676811d5446fa6ce80dda5443d8309dcab4f70c
1 file changed