5G Q backport

Meteredness (SubscriptionPlan, CarrierConfig)
Bandwidth estimates

Bug: 151630253
Test: DcTrackerTest, DataConnectionTest, SubscriptionManagerTest
Test: manual testing with cmd phone cc set-value that unmetered values
      result in NET_CAPABILITY_NOT_METERED
Test: manual testing with TestServiceState that NR_NSA and NR_NSA_MMWAVE
      bandwidths are updated when ServiceState changes
Change-Id: I718fb1540892bd3630439a06955d82f6c35dcdfc
Merged-In: Idb67fb7676adf9e1158113e7b8b08e655f470920