carl9170: remove custom NUM_TID and friends

The commit: "mac80211: introduce IEEE80211_NUM_TIDS and use it"
introduced a generic NUM_TID definitions for all everyone.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/ath/carl9170/carl9170.h
Simple merge

diff --cc drivers/net/wireless/ath/carl9170/main.c
Simple merge