Bluetooth: ISO: Update includes for ISO files

Updates the includes for ISO file so that it conforms to
IWYU (include what you use).

Signed-off-by: Emil Gydesen <[email protected]>

Author: Thalley

include/zephyr/bluetooth/iso.h

@@ -5,7 +5,7 @@
 
 /*
  * Copyright (c) 2020 Intel Corporation
- * Copyright (c) 2021 Nordic Semiconductor ASA
+ * Copyright (c) 2021-2024 Nordic Semiconductor ASA
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -23,10 +23,16 @@
  * @{
  */
 
-#include <zephyr/sys/atomic.h>
+#include <stdint.h>
+
+#include <zephyr/bluetooth/addr.h>
+#include <zephyr/bluetooth/bluetooth.h>
 #include <zephyr/bluetooth/buf.h>
 #include <zephyr/bluetooth/conn.h>
 #include <zephyr/bluetooth/hci.h>
+#include <zephyr/net_buf.h>
+#include <zephyr/sys/atomic.h>
+#include <zephyr/sys/slist.h>
 #include <zephyr/sys/util_macro.h>
 
 #ifdef __cplusplus