Restart P2P_SMS inactivity timer when device receives SMS

Bug: 372562118
Test: atest SatelliteControllerTest, SatelliteSessionControllerTest, DatagramControllerTest, DatagramReceiverTest
      atest SatelliteManagerTestOnMockService
      regression test b/373573836
Flag: com.android.internal.telephony.flags.carrier_roaming_nb_iot_ntn
Change-Id: Id901a58a635dca53b02fa8e8c9c1ff9abd24cf9a