Modification of EMC value utilization in NR networks

This update introduces a change in how EMC and value is handled when a
device is connected to an NR network.
Specifically, when the device is operating in an NR network, an EMC
value of 2 will indicate that the corresponding parameter is invalid.

Flag: EXEMPT bugfix
Bug: 384443061
Test: atest TeleServiceTests
Test: Emergency call test when the emc value is 2 or other values
Change-Id: I6ce067bc2d852043d77be92ebd796f9d67be98f9
2 files changed