AVRCP: Serialize AVRCP Disconnect/Reconnection events

Serialize AVRCP cleanup in RC disconnection and AVRCP
connection event. So that for quick remote connection
and disconnection of remote. We handle the connection
based events in sequential manner.

CRs-Fixed: 2571392
Change-Id: I229e3689507762f915550ddb3b22c9629c65c3f9
1 file changed