Fix for Audio mute issue

At CallAudioManager, move the IncomingCall from RingingCall
list to activeDialingOrConnectingList as soon the MT Call
is answered irrespective of whether it is foreground call
or not to avoid AudioMode transition to NORMAL in between.

CRs-Fixed: 1090160
Change-Id: I875cca0e8e9d92bd630ff09b5ea9a3ee22b408ae
2 files changed