mac802154: Correct spelling in mac802154.h

Correct spelling in mac802154.h.
As reported by codespell.

Signed-off-by: Simon Horman <horms@kernel.org>
Message-ID: <20240829-wpan-spell-v1-1-799d840e02c4@kernel.org>
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>

include/net/mac802154.h

@@ -140,7 +140,7 @@ enum ieee802154_hw_flags {
  *
  * xmit_sync:
  *	  Handler that 802.15.4 module calls for each transmitted frame.
- *	  skb cntains the buffer starting from the IEEE 802.15.4 header.
+ *	  skb contains the buffer starting from the IEEE 802.15.4 header.
  *	  The low-level driver should send the frame based on available
  *	  configuration. This is called by a workqueue and useful for
  *	  synchronous 802.15.4 drivers.
@@ -152,7 +152,7 @@ enum ieee802154_hw_flags {
  *
  * xmit_async:
  *	  Handler that 802.15.4 module calls for each transmitted frame.
- *	  skb cntains the buffer starting from the IEEE 802.15.4 header.
+ *	  skb contains the buffer starting from the IEEE 802.15.4 header.
  *	  The low-level driver should send the frame based on available
  *	  configuration.
  *	  This function should return zero or negative errno.