Fixed tests not passing due to 1-indexed system vs 0-indexed thinking

tests/integration/UserDataTests.cpp

@@ -191,7 +191,7 @@ end
     auto obj = new UserDataTestObject();
     auto parameter = new UserDataValue(HashedString::ConstHash("testObject"), obj);
     auto result = script->CallFunction(u"testFunc", {parameter});
-    REQUIRE(result->EvaluateInteger() == 6);
+    REQUIRE(result->EvaluateInteger() == 10);
     delete obj;
     delete parameter;
     delete script;