ath: Convert ath_print to ath_dbg

Remove ath/debug.h and the includes of these files.
Coalesce long formats.
Correct a few misspellings and missing "\n"s from these logging messages.
Remove unnecessary trailing space before a newline.
Remove ARRAY_SIZE casts, use printf type %zu

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/common.h

@@ -17,7 +17,6 @@
 #include <net/mac80211.h>
 
 #include "../ath.h"
-#include "../debug.h"
 
 #include "hw.h"
 #include "hw-ops.h"