COMPMID-1726: Implement CLUnstack.

Change-Id: I94b0707d19757c5f5d7ca66d9c47e378867126a3
Reviewed-on: https://review.mlplatform.org/325
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
diff --git a/tests/datasets/ShapeDatasets.h b/tests/datasets/ShapeDatasets.h
index 875f7e8..629c47d 100644
--- a/tests/datasets/ShapeDatasets.h
+++ b/tests/datasets/ShapeDatasets.h
@@ -118,6 +118,8 @@
         : ShapeDataset("Shape",
     {
         TensorShape{ 1U, 7U, 7U },
+                     TensorShape{ 2U, 5U, 4U },
+
                      TensorShape{ 7U, 7U, 5U },
                      TensorShape{ 27U, 13U, 37U },
                      TensorShape{ 128U, 64U, 21U }