[PATCH] orinoco: fix truncating commsquality RID with the latest Symbol firmware

Symbol firmware F3.91-71 has an additional word in the commsquality RID.
Extend the receiving buffer by one word to accomodate it.

Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>