Enable third party test

Author: antonwolfy

dpnp/tests/third_party/cupy/core_tests/test_ndarray.py

@@ -691,7 +691,6 @@ def test_format(self, xp):
         return format(x, ".2f")
 
 
-@pytest.mark.skip("implicit conversation to numpy does not raise an exception")
 class TestNdarrayImplicitConversion(unittest.TestCase):
 
     def test_array(self):