components/doc: Update doc about high-level interrupt

some bugfix.

components/bt/controller/esp32/hli_api.h

@@ -1,12 +1,20 @@
-// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
-// All rights reserved.
+// Copyright 2015-2021 Espressif Systems (Shanghai) CO LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 
 #pragma once
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 #include <stdint.h>
 #include "esp_err.h"
 #include "esp_intr_alloc.h"
@@ -14,6 +22,10 @@ extern "C" {
 #include "freertos/queue.h"
 #include "freertos/semphr.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #if CONFIG_BTDM_CTRL_HLI
 
 /*** Queues ***/