Introduce ShowTapsPreferenceController

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

Bug: 34203528
Test: make RunSettingsRoboTests -j40
Change-Id: Ifb4aa9e3c95c04bc7f8fd7e0220c9fe46b502ea6
3 files changed