Removed mIsSatelliteSupportedLock and mNeedsSatellitePointingLock

The following variables are changed to atomic variables:
- mIsSatelliteSupported
- mNeedsSatellitePointing

Bug: 409584433
Test: atest
Flag: com.android.internal.telephony.flags.satellite_improve_multi_thread_design
Change-Id: Icdca415709bfc4e0563bbfdd05a55ff2fda95ff3