IVGCVSW-6493 Add GpuAcc Batch MatMul workload Fp32

* GpuAcc only supports up to 3D, so no 4D test have been added

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: Ie926cd45c350be624cbdc6cb27c89d2d3f60884b
diff --git a/docs/02_operator_list.dox b/docs/02_operator_list.dox
index d9a3d2c..007d4f5 100644
--- a/docs/02_operator_list.dox
+++ b/docs/02_operator_list.dox
@@ -304,12 +304,13 @@
   <td>GpuAcc
   <td>
       <ul>
-       <li>N/A
+       <li>All
       </ul>
   <td>
-      <ul>
-       <li>N/A
-      </ul>
+      <table>
+       <tr><th>
+       <tr><td>FLOAT32
+      </table>
 <tr>
   <td rowspan="3">BatchNormalizationLayer
   <td rowspan="3" style="width:200px;"> Layer to perform batch normalization.