Fix typos reported by codespell

wireless/bluetooth/bt_hcicore.c

@@ -1749,7 +1749,7 @@ int bt_hci_cmd_send(uint16_t opcode, FAR struct bt_buf_s *buf)
     {
       /* We manage the refcount the same for supplied and created
        * buffers so increment the supplied count so we can manage
-       * it as-if we crated it.
+       * it as-if we created it.
        */
 
       bt_buf_addref(buf);

wireless/ieee802154/mac802154.c

@@ -627,7 +627,7 @@ void mac802154_updatebeacon(FAR struct ieee802154_privmac_s *priv)
           break;
         }
 
-      /* Get the next pending indirect transation */
+      /* Get the next pending indirect transaction */
 
       txdesc = (FAR struct ieee802154_txdesc_s *)
                  sq_next((FAR sq_entry_t *)txdesc);