Fix the "Use this SIM" switch does not disable during phone calls

If the registration failed (e.g., device doesn't support satellite), SatelliteManager will not emit the current state by callback. We send `false` value by ourself to make sure the flow has initial value.

Bug: 315928920
Test: atest, manual
Change-Id: Ic87f71bc576cfb1f8e4053c5784fca401adaec08