libertas: add comment re: v10 firmware key handling

Comment text suggested by Dan Williams <dcbw@redhat.com> in
<1263952092.4481.2.camel@localhost.localdomain>.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
John W. Linville 2010-01-27 14:23:17 -05:00
commit d3d5621abf