BT-HFP: Send +CIEV 2,0 in terminateScoUsingVirtualVoiceCall.

The change uncomments sendUpdate() call in
terminateScoUsingVirtualVoiceCall and
initiateScoUsingVirtualVoiceCall. This will properly
update call indicator to remote on VirtualVoiceCall end.

Change-Id: I3d5fa8d1c07ec4de4815cd9420bc3e4cb0796f57
CRs-Fixed: 516267
Merge "BT-HFP: Send +CIEV 2,0 in terminateScoUsingVirtualVoiceCall."
Merge remote-tracking branch 'caf/jb_2.5' into cm-10.1