IVGCVSW-2202 Refactoring Arithmetic* names to Elementwise* names for workloads and workload functions

Change-Id: I6f3fce12a55f7d38ceafcdfcd6b5181bf56e2c09
diff --git a/src/backends/reference/workloads/RefWorkloads.hpp b/src/backends/reference/workloads/RefWorkloads.hpp
index 20e9a9f..86d8624 100644
--- a/src/backends/reference/workloads/RefWorkloads.hpp
+++ b/src/backends/reference/workloads/RefWorkloads.hpp
@@ -6,8 +6,8 @@
 #pragma once
 
 #include "RefConstantUint8Workload.hpp"
-#include "ArithmeticFunction.hpp"
-#include "RefArithmeticWorkload.hpp"
+#include "ElementwiseFunction.hpp"
+#include "RefElementwiseWorkload.hpp"
 #include "ConvImpl.hpp"
 #include "RefBaseConstantWorkload.hpp"
 #include "RefConvolution2dUint8Workload.hpp"