Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index a3241cd..4c0d36a 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -792,7 +792,7 @@
 
 		tx_info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
 	} else {
-		/* Set the choosen rate. No RTS for first series entry. */
+		/* Set the chosen rate. No RTS for first series entry. */
 		ath_rc_rate_set_series(rate_table, &rates[i++], txrc,
 				       try_per_rate, rix, 0);
 	}