[SYCL][Fusion][Test] Fix KernelFusion/Reduction/reduction.cpp test

Fix test failing in some devices due to lack of synchronization.

Signed-off-by: Victor Perez <[email protected]>

sycl/test-e2e/KernelFusion/Reduction/reduction.cpp

@@ -42,15 +42,12 @@ int main() {
                        });
     });
 
-    complete_fusion_with_check(
-        fw, ext::codeplay::experimental::property::no_barriers{});
+    complete_fusion_with_check(fw);
   }
 
   constexpr int expectedMax = dataSize - 1;
   constexpr int expectedSum = dataSize * expectedMax / 2;
 
-  std::cerr << sumRes << "\n";
-
   assert(maxRes == expectedMax && "Unexpected max value");
   assert(sumRes == expectedSum && "Unexpected sum value");