IVGCVSW-5593 Implement Pimpl Idiom for serialization classes

Signed-off-by: Finn Williams <Finn.Williams@arm.com>
Change-Id: I01c7bd314219e58f71505dcb787d606dbded914a
diff --git a/src/armnnDeserializer/test/DeserializeInstanceNormalization.cpp b/src/armnnDeserializer/test/DeserializeInstanceNormalization.cpp
index 4873fd1..5f63429 100644
--- a/src/armnnDeserializer/test/DeserializeInstanceNormalization.cpp
+++ b/src/armnnDeserializer/test/DeserializeInstanceNormalization.cpp
@@ -4,7 +4,7 @@
 //
 
 #include "ParserFlatbuffersSerializeFixture.hpp"
-#include "../Deserializer.hpp"
+#include <armnnDeserializer/IDeserializer.hpp>
 
 #include <string>