qcacld-3.0: Add support for size 1 flexible length arrays

Convert size 1 variable length arrays to flexible
length arrays.

Change-Id: I348d479c94a27f4cecc02c8fc9fa98cfb9572baa
CRs-Fixed: 3690224

components/p2p/dispatcher/inc/wlan_p2p_public_struct.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2017-2019, 2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -118,7 +118,7 @@ struct p2p_rx_mgmt_frame {
 	uint32_t vdev_id;
 	uint32_t frm_type;
 	uint32_t rx_rssi;
-	uint8_t buf[1];
+	QDF_FLEX_ARRAY(uint8_t, buf);
 };
 
 /**