NimBLE/host: Remove duplicate parameter description
@@ -331,10 +331,6 @@ ble_l2cap_get_mtu(struct ble_l2cap_chan *chan)
* pointer to the appropriate handler gets
* written here. The caller should pass the
* receive buffer to this callback.
- * @param out_rx_buf If a full L2CAP packet has been received, this
- * will point to the entire L2CAP packet. To
- * process the packet, pass this buffer to the
- * receive handler (out_rx_cb).
* @param out_reject_cid Indicates whether an L2CAP Command Reject
* command should be sent. If this equals -1,
* no reject should get sent. Otherwise, the
