Add key to CarrierConfig

Add RESTART_RADIO_ON_PDP_FAIL_REGULAR_DEACTIVATION and default value
(false) to CarrierConfigManager, and remove the old configs.

This value exists because:
http://b/10131736, requires radio restart.
http://b/16308209, http://b/17567651 require that we do not restart.

Merged-In: I4e199d7fe73b82fa39475f31825e5b8ae58d180f

Bug: 29873049
Change-Id: Ie9f8665ff40e2082cf92aa8b4dc337c5ea2ea974