IVGCVSW-3932 Add frontend for INSTANCE_NORMALIZATION

Signed-off-by: Kevin May <kevin.may@arm.com>
Change-Id: Ib152148ccd8d2733c617d0cf9402661fc6b71316
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6ae352d..94da6bf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -280,6 +280,8 @@
     src/armnn/layers/GreaterLayer.hpp
     src/armnn/layers/InputLayer.hpp
     src/armnn/layers/InputLayer.cpp
+    src/armnn/layers/InstanceNormalizationLayer.hpp
+    src/armnn/layers/InstanceNormalizationLayer.cpp
     src/armnn/layers/L2NormalizationLayer.hpp
     src/armnn/layers/L2NormalizationLayer.cpp
     src/armnn/layers/LstmLayer.cpp