staging:wlan-ng:cfg80211.c: Shorten lines to 80 characters

This patch removes checkpatch.pl warnings "line over 80 characters" in
cfg80211.c.

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>