IVGCVSW-3355 Add NeonSpaceToDepthWorkload

 * Add Neon backend support for SpaceToDepth
 * Enabled Neon Unit, CreateWorkload and
   EndToEnd tests for SpaceToDepth.
 * Added QSymm16 support to NeonTensorHandle.

Signed-off-by: Ellen Norris-Thompson <ellen.norris-thompson@arm.com>
Change-Id: Ibbb0bce5ad77dace2bf4c4c111006d2fadf844e8
diff --git a/src/backends/neon/workloads/CMakeLists.txt b/src/backends/neon/workloads/CMakeLists.txt
index 8f9b7d5..0ad961a 100644
--- a/src/backends/neon/workloads/CMakeLists.txt
+++ b/src/backends/neon/workloads/CMakeLists.txt
@@ -64,6 +64,8 @@
     NeonSoftmaxFloatWorkload.hpp
     NeonSoftmaxUint8Workload.cpp
     NeonSoftmaxUint8Workload.hpp
+    NeonSpaceToDepthWorkload.cpp
+    NeonSpaceToDepthWorkload.hpp
     NeonSplitterWorkload.cpp
     NeonSplitterWorkload.hpp
     NeonSubtractionWorkload.cpp