IVGCVSW-3889 Add CL workload for INSTANCE_NORMALIZATION

!android-nn-driver:2039

Signed-off-by: Kevin May <kevin.may@arm.com>
Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: I621dd80920b58b8b795ed13917b88850519c8177
diff --git a/src/backends/backendsCommon/test/LayerTests.hpp b/src/backends/backendsCommon/test/LayerTests.hpp
index 84125b5..239d0d5 100644
--- a/src/backends/backendsCommon/test/LayerTests.hpp
+++ b/src/backends/backendsCommon/test/LayerTests.hpp
@@ -27,6 +27,7 @@
 #include <backendsCommon/test/layerTests/FullyConnectedTestImpl.hpp>
 #include <backendsCommon/test/layerTests/GatherTestImpl.hpp>
 #include <backendsCommon/test/layerTests/GreaterTestImpl.hpp>
+#include <backendsCommon/test/layerTests/InstanceNormalizationTestImpl.hpp>
 #include <backendsCommon/test/layerTests/L2NormalizationTestImpl.hpp>
 #include <backendsCommon/test/layerTests/LstmTestImpl.hpp>
 #include <backendsCommon/test/layerTests/MaximumTestImpl.hpp>