Avoid ANR when UI query network selection state

Moving the quert network selection state to back ground
and listening the service state to detect the betwork selection
changed.

Bug: 270652395
Test: atest AutoSelectPreferenceControllerTest
Merged-In: I81a597f28cf7ce25ff4eff5100bdb4d29c897a14
Merged-In: Idfc7a07106d552c35a94414bb14eac0fbdc3974f
Change-Id: Ifb548de301021f992ef13c3d299de1642f379fbf