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: Id30bab0cb5fb16bbe31f1757176bf624381b332c
Merged-In: I83104fad4662a847c5f0aa1301676298c18e979b