Xfail some conditions of ndimage measurements under ROCm/HIP

[takagi]

Rel #4132, #4484.

Including fairly larger errors.

E       AssertionError: 
E       Not equal to tolerance rtol=1e-07, atol=0
E       
E       Mismatched elements: 1 / 2 (50%)
E       Max absolute difference: 1608
E       Max relative difference: 64.32
E        x: array([1633,   33])
E        y: array([25, 33])

[takagi]

pfnCI, test this please.

[chainer-ci]

Jenkins CI test (for commit 12b339f, target branch master) failed with status FAILURE.

[takagi]

pfnCI, test this please.

[chainer-ci]

Jenkins CI test (for commit 8c3b32c, target branch master) succeeded!