net: dsa: qca8k: Fix spelling mistake "Mismateched" -> "Mismatched"

There is a spelling mistake in a netdev_err error message. Fix it.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20211125002932.49217-1-colin.i.king@gmail.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/dsa/qca8k.c

@@ -2277,7 +2277,7 @@ qca8k_lag_setup_hash(struct dsa_switch *ds,
 	if (unique_lag) {
 		priv->lag_hash_mode = hash;
 	} else if (priv->lag_hash_mode != hash) {
-		netdev_err(lag, "Error: Mismateched Hash Mode across different lag is not supported\n");
+		netdev_err(lag, "Error: Mismatched Hash Mode across different lag is not supported\n");
 		return -EOPNOTSUPP;
 	}