IVGCVSW-3737 Add support for converting DEPTH_TO_SPACE

* Added ConvertDepthToSpace() to hal_1_0::HalPolicy and hal_1_2::HalPolicy
* Implemented ConvertDepthToSpace() template inside ConversionUtils.hpp
* Changed unsupported operation from DEPTH_TO_SPACE to HASHTABLE_LOOKUP
  in GenericLayerTests/GetSupportedOperations

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: I12bf73ea721e7b6d49cc4a76000b43a3f274c6f5
diff --git a/1.2/HalPolicy.hpp b/1.2/HalPolicy.hpp
index c7e1d4b..82de44c 100644
--- a/1.2/HalPolicy.hpp
+++ b/1.2/HalPolicy.hpp
@@ -43,6 +43,8 @@
 
     static bool ConvertConv2d(const Operation& operation, const Model& model, ConversionData& data);
 
+    static bool ConvertDepthToSpace(const Operation& operation, const Model& model, ConversionData& data);
+
     static bool ConvertDepthwiseConv2d(const Operation& operation, const Model& model, ConversionData& data);
 
     static bool ConvertDequantize(const Operation& operation, const Model& model, ConversionData& data);