[SYCL-MLIR] Update xfail tests lit

Fixed by intel/llvm#8431.

Signed-off-by: Tsang, Whitney <[email protected]>

Author: whitneywhtsang

SYCL/xfail_tests.txt

@@ -179,7 +179,6 @@ Printf/long.cpp
 Printf/mixed-address-space.cpp
 Printf/percent-symbol.cpp
 Reduction/reduction_big_data.cpp
-Reduction/reduction_ctor.cpp
 Reduction/reduction_internal.cpp
 Reduction/reduction_nd_N_queue_shortcut.cpp
 Reduction/reduction_nd_N_vars.cpp