IVGCVSW-7570 GpuFsa Op: Add ElemenWiseBinary Operators available

* Refactor to generalize
* Add MUL

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: I2ee273d50d3a8b114b5a41abc8ee7585b15e3308
diff --git a/src/backends/backendsCommon/test/ElementwiseBinaryEndToEndTestImpl.hpp b/src/backends/backendsCommon/test/ElementwiseBinaryEndToEndTestImpl.hpp
index 5138e49..dbc270e 100644
--- a/src/backends/backendsCommon/test/ElementwiseBinaryEndToEndTestImpl.hpp
+++ b/src/backends/backendsCommon/test/ElementwiseBinaryEndToEndTestImpl.hpp
@@ -135,7 +135,8 @@
 
     const std::vector<float> input2({ 2, 2, 2, 2 });
     std::vector<float> expectedOutput;
-    switch (operation) {
+    switch (operation)
+    {
         case armnn::BinaryOperation::Add:
             expectedOutput = { 3, 1, 3, 3 };
             break;