Update tests/cupy_tests/core_tests/test_ndarray.py
Update tests/cupy_tests/core_tests/test_ndarray.py

Co-authored-by: Toshiki Kataoka <cce28e5ee3225a1f98f0cd672583c58a44382fef@gmail.com>
cupy/cupy,cupy/cupy,cupy/cupy,cupy/cupy