ath5k: trivial spelling fixes

Fix some comments:
    s/transmition/transmission/
    s/puting/putting/

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath5k/pcu.c b/drivers/net/wireless/ath/ath5k/pcu.c
index 3fef593..bb2e215 100644
--- a/drivers/net/wireless/ath/ath5k/pcu.c
+++ b/drivers/net/wireless/ath/ath5k/pcu.c
@@ -137,11 +137,11 @@
  * ath5k_hw_set_ack_bitrate - set bitrate for ACKs
  *
  * @ah: The &struct ath5k_hw
- * @high: Flag to determine if we want to use high transmition rate
+ * @high: Flag to determine if we want to use high transmission rate
  * for ACKs or not
  *
  * If high flag is set, we tell hw to use a set of control rates based on
- * the current transmition rate (check out control_rates array inside reset.c).
+ * the current transmission rate (check out control_rates array inside reset.c).
  * If not hw just uses the lowest rate available for the current modulation
  * scheme being used (1Mbit for CCK and 6Mbits for OFDM).
  */