Add formating for the Dualshock 4 output report data in Bluetooth mode.

In Bluetooth mode the Dualshock 4 wants output reports sent on the control
channel.
Signed-off-by: NFrank Praznik <frank.praznik@oh.rr.com>
Reviewed-by: NDavid Herrmann <dh.herrmann@gmail.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>