USB: serial: Remove unnecessary \n's from dbg uses

#define dbg adds the newline, messages shouldn't.
Converted dbg("%s", "some string") to dbg("some string")

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --cc drivers/usb/serial/cp210x.c
Simple merge

diff --cc drivers/usb/serial/cyberjack.c
Simple merge

diff --cc drivers/usb/serial/ftdi_sio.c
Simple merge

diff --cc drivers/usb/serial/generic.c
Simple merge

diff --cc drivers/usb/serial/io_edgeport.c
Simple merge

diff --cc drivers/usb/serial/io_ti.c
Simple merge

diff --cc drivers/usb/serial/mos7720.c
Simple merge

diff --cc drivers/usb/serial/omninet.c
Simple merge

diff --cc drivers/usb/serial/opticon.c
Simple merge

diff --cc drivers/usb/serial/option.c
Simple merge

diff --cc drivers/usb/serial/spcp8x5.c
Simple merge

diff --cc drivers/usb/serial/visor.c
Simple merge