This change switches the signal used for provisioning rechecks from:
ACTION_SIM_STATE_CHANGED
to:
ACTION_CARRIER_CONFIG_CHANGED
Additionally:
- reexamine carrier config overrides during provisioning re-checks
(this just was never happening before).
- refactor shared code out to VersionedBroadcastListener
Test: as follows
- built
- flashed
- booted
- runtest frameworks-net
Bug: 63400667
Bug: 67755969
Change-Id: Ib9d222eb7ca0e0dd988a1bd97ab32059189ada2c
de63772eff