staging: wlan-ng: fix block comment alignment in p80211metastruct.h

Fix checkpatch warning for misaligned * characters in the block
comment at the start of p80211metastruct.h; with this change the file
is checkpatch clean.

Signed-off-by: Tim Collier <osdevtc@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>