Coverity: remove unnecessary header file includes

This patch removes unnecessary header file includes
discovered by Coverity HFA option.

Change-Id: I2827c37c1c24866c87db0e206e681900545925d4
Signed-off-by: Zelalem <zelalem.aweke@arm.com>
diff --git a/plat/arm/common/arm_dyn_cfg_helpers.c b/plat/arm/common/arm_dyn_cfg_helpers.c
index 36d37f8..daf0f0a 100644
--- a/plat/arm/common/arm_dyn_cfg_helpers.c
+++ b/plat/arm/common/arm_dyn_cfg_helpers.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -8,7 +8,6 @@
 
 #include <libfdt.h>
 
-#include <common/desc_image_load.h>
 #include <common/fdt_wrappers.h>
 #include <plat/arm/common/arm_dyn_cfg_helpers.h>
 #include <plat/arm/common/plat_arm.h>