Fix for AVRCP CTRL stops sending pass through command

Issue is due to BTA_AV_REMOTE_RSP_EVT is not handled in btif_av
handler. Swtich case added to handle remote response event in
btif_av_opened_handler and btif_av_started_handler.

Change-Id: I58a7bd8bfe5b07a7339d93d2b66928131836d431
1 file changed