test(range): add test for range library

Redcraft.Utility/Source/Public/Testing/Testing.h

@@ -12,6 +12,7 @@ REDCRAFTUTILITY_API void TestTypeTraits();
 REDCRAFTUTILITY_API void TestTemplates();
 REDCRAFTUTILITY_API void TestNumeric();
 REDCRAFTUTILITY_API void TestIterator();
+REDCRAFTUTILITY_API void TestRange();
 REDCRAFTUTILITY_API void TestMemory();
 REDCRAFTUTILITY_API void TestContainers();
 REDCRAFTUTILITY_API void TestString();