staging: cxt1e1: Fix line length over 80 characters in musycc.c

clean up checkpatch.pl warning:
 WARNING: Line length over 80 characters

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>