Staging: wlags49_h2: fix copyright style issue in dhf.c

This is a patch to the dhf.c file that fixed up a copyright style Errors
found by the checkpatch.pl tools

Signed-off-by: Ruslan Pisarev <ruslan@rpisarev.org.ua>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>