Introduce PointerLocationPreferenceController

 - Create new PointerLocationPreferenceController
 - Create controller inside the DashboardFragment
 - Port logic from DevelopmentSettings into the controller

Bug: 34203528
Test: make RunSettingsRoboTests -j40
Change-Id: Ia2d190ec39d35e10d7ae6663584b993d16958d5e
3 files changed