IVGCVSW-5380 'TfLiteDelegate: Implement the Comparison operators'

* Implemented Comparison Operators
* Added unit tests

Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: Icdc0f7c6a286a8364a2770b26d15e8958291dc2b
diff --git a/delegate/CMakeLists.txt b/delegate/CMakeLists.txt
index acce828..8149764 100644
--- a/delegate/CMakeLists.txt
+++ b/delegate/CMakeLists.txt
@@ -89,6 +89,8 @@
 set(armnnDelegate_unittest_sources)
 list(APPEND armnnDelegate_unittest_sources
         src/test/ArmnnDelegateTest.cpp
+        src/test/ComparisonTest.cpp
+        src/test/ComparisonTestHelper.hpp
         src/test/ElementwiseBinaryTest.cpp
         src/test/ElementwiseBinaryTestHelper.hpp
         src/test/ElementwiseUnaryTest.cpp