Dynamically apply capability TEMPORARILY_NOT_METERED

NOT_METERED (immutable) only when APN types are not metered from carrier
configs. All other cases moved to TEMPORARILY_NOT_METERED.

Test: atest DataConnectionTest, SubscriptionManagerTest
Bug: 153118339
Change-Id: Icc54bdd398d956ccebf8214a1124b62ddcf11cf9