COMPMID-1008: Fix Doxygen issues

Change-Id: Ie73d8771f85d1f5b059f3a56f1bbd73c98e94a38
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/124723
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/core/CL/ICLMultiImage.h b/arm_compute/core/CL/ICLMultiImage.h
index 7741756..c06ddc8 100644
--- a/arm_compute/core/CL/ICLMultiImage.h
+++ b/arm_compute/core/CL/ICLMultiImage.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2017 ARM Limited.
+ * Copyright (c) 2016-2018 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -29,6 +29,7 @@
 namespace arm_compute
 {
 class ICLTensor;
+/** Interface for OpenCL images */
 using ICLImage = ICLTensor;
 
 /** Interface for OpenCL multi-planar images */
@@ -39,14 +40,14 @@
      *
      * @param[in] index The index of the wanted planed.
      *
-     *  @return A pointer pointed to the OpenCL plane
+     * @return A pointer pointed to the OpenCL plane
      */
     virtual ICLImage *cl_plane(unsigned int index) = 0;
     /** Return a constant pointer to the requested OpenCL plane of the image.
      *
      * @param[in] index The index of the wanted planed.
      *
-     *  @return A constant pointer pointed to the OpenCL plane
+     * @return A constant pointer pointed to the OpenCL plane
      */
     virtual const ICLImage *cl_plane(unsigned int index) const = 0;