IVGCVSW-5486 TfLiteDelegate: Implement Concat and Mean operators

 * Implemented Concatenation & Mean operator.
 * Added unit tests for Concatenation & Mean operator.
 * Added CompareOutputData function to TestUtils.hpp.

Signed-off-by: Matthew Sloyan <matthew.sloyan@arm.com>
Change-Id: I31b7b1517a9ce041c3269f69f16a419f967d0fb0
diff --git a/delegate/CMakeLists.txt b/delegate/CMakeLists.txt
index 6c238fa..1ea0cdd 100644
--- a/delegate/CMakeLists.txt
+++ b/delegate/CMakeLists.txt
@@ -107,6 +107,8 @@
         src/test/ArmnnDelegateTest.cpp
         src/test/ComparisonTest.cpp
         src/test/ComparisonTestHelper.hpp
+        src/test/ControlTest.cpp
+        src/test/ControlTestHelper.hpp
         src/test/Convolution2dTest.cpp
         src/test/ConvolutionTestHelper.hpp
         src/test/DepthwiseConvolution2dTest.cpp