COMPMID-1602: Added Winograd tests for kernel 7x1 and 1x7.

Change-Id: I9250b2e8020fe87c6ed4de582bbc7460bbd8e94b
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/150287
Tested-by: bsgcomp <bsgcomp@arm.com>
Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com>
diff --git a/tests/validation/fixtures/WinogradConvolutionLayerFixture.h b/tests/validation/fixtures/WinogradConvolutionLayerFixture.h
index 41f16d3..15ce201 100644
--- a/tests/validation/fixtures/WinogradConvolutionLayerFixture.h
+++ b/tests/validation/fixtures/WinogradConvolutionLayerFixture.h
@@ -263,7 +263,17 @@
 
         // Set output tile
         Size2D output_tile(4U, 4U);
-        if(weights_shape[0] == 1)
+        if(weights_shape[0] == 7 && weights_shape[1] == 1)
+        {
+            output_tile.width  = 2;
+            output_tile.height = 1;
+        }
+        else if(weights_shape[0] == 1 && weights_shape[1] == 7)
+        {
+            output_tile.width  = 1;
+            output_tile.height = 2;
+        }
+        else if(weights_shape[0] == 1)
         {
             output_tile.width = 1;
         }