Add Radio Interface Capabilities

* Introduces a set of capabilities specific for the radio interface
that are determined by the vendor and are then surfaced through
TelephonyManager.
* There are no capabilities yet defined and will come later in S

Test: Added cts, ran cts, and telephony tests
Bug: 163085807
Change-Id: I56713e05cbd5200baa2a3bc79f7f4b0d580ad2a1