Supported URLLC, EMBB, and CBS slicing

Supported URLLC (Ultra Reliable Low Latency Communications),
eMBB (enhanced Mobile Broadband), and carrier specific service
for 5G slicing.

Test: atest DataNetworkTest DataProfileManagerTest TelephonyNetworkRequestTest
      TrafficDescriptorTest & CTS
Fix: 215232817
Change-Id: Ia6d79d10f39f998cfc35ab56ec625c6ec7e4b990
Merged-In: Ia6d79d10f39f998cfc35ab56ec625c6ec7e4b990