COMPMID-2318: Implement NEROIAlignLayer

Added support for QASYMM8

Change-Id: I884ee8b44f38ed6e2eb5600e4ffff25e19f52eb8
Signed-off-by: Pablo Tello <pablo.tello@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1831
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
diff --git a/arm_compute/runtime/NEON/functions/NEROIAlignLayer.h b/arm_compute/runtime/NEON/functions/NEROIAlignLayer.h
index f28fb6b..e8171d3 100644
--- a/arm_compute/runtime/NEON/functions/NEROIAlignLayer.h
+++ b/arm_compute/runtime/NEON/functions/NEROIAlignLayer.h
@@ -42,9 +42,10 @@
 public:
     /** Set the input and output tensors.
      *
-     * @param[in]  input     Source tensor. Data types supported: F16/F32.
+     * @param[in]  input     Source tensor. Data types supported: QASYMM8/F16/F32.
      * @param[in]  rois      ROIs tensor, it is a 2D tensor of size [5, N] (where N is the number of ROIs) containing top left and bottom right corner
-     *                       as coordinate of an image and batch_id of ROI [ batch_id, x1, y1, x2, y2 ]. Data types supported: same as @p input
+     *                       as coordinate of an image and batch_id of ROI [ batch_id, x1, y1, x2, y2 ].
+     *                       Data types supported: QASYMM16 with scale of 0.125 and 0 offset if @p input is QASYMM8, otherwise same as @p input
      * @param[out] output    Destination tensor. Data types supported: Same as @p input.
      * @param[in]  pool_info Contains pooling operation information described in @ref ROIPoolingLayerInfo.
      *
@@ -54,10 +55,11 @@
      * @note The fourth dimension of @p output tensor must be the same as the number of elements in @p rois array.
      */
     void configure(const ITensor *input, const ITensor *rois, ITensor *output, const ROIPoolingLayerInfo &pool_info);
-    /** Static function to check if given info will lead to a valid configuration of @ref NEROIAlignLayer
+    /** Static function to check if given info will lead to a valid configuration of @ref NEROIAlignLayerKernel
      *
-     * @param[in] input     Source tensor info. Data types supported: F16/F32.
-     * @param[in] rois      ROIs tensor info. Data types supported: same as @p input
+     * @param[in] input     Source tensor info. Data types supported: QASYMM8/F16/F32.
+     * @param[in] rois      ROIs tensor info. Data types supported: QASYMM16 with scale of 0.125 and 0 offset if @p input is QASYMM8,
+     *                      otherwise same as @p input
      * @param[in] output    Destination tensor info. Data types supported: Same as @p input.
      * @param[in] pool_info Contains pooling operation information described in @ref ROIPoolingLayerInfo.
      *