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 PersistAtomsStorageTest SatelliteStatsTest SatelliteControllerTest TelephonyConfigUpdateInstallReceiverTest
Test: manually test and check DB whether it is reported or not, https://b.corp.google.com/issues/400346244#comment5, https://b.corp.google.com/issues/400346244#comment6
Change-Id: I81f3925e270a8504056f221bd2fa8c28ef0245b8