Merge changes from topic "b196625757-operator-name-view" into sc-v2-dev

* changes:
  6/6 Remove NetworkController from Dependency.
  5/N Move KeyguardUpdateMonitor to OperatorNameViewController.
  4/N Move Tunable to OperatorNameViewController
  3/N Move SignalCallback to OperatorNameViewController.
  2/N Move DarkModeReceiver to OperatorNameViewController.
  1/N Add an OperatorNameViewController.