Displaying HD audio indicator for GSM/CDMA calls

Add the config of CS calls, when updates the PROPERTY_HIGH_DEF_AUDIO
properties of the connection. So that HD audio indicator can be
displayed in UI. This feature is necessary to fulfill some carriers
requirement.

Test: manual - Checked that HD audio indicator is displayed on UI in
GSM/CDMA calls.
Bug: 30207043

Change-Id: Ifbb254a38accc9b99c82847653c258a52f70b903
1 file changed