ath9k: fix 802.11g conformance test limit typo

802.11g is in 2 ghz band, not 5 ghz.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Acked-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
1 file changed