Restrict range of ndtri_test since numpy is less accurate near the tails.

PiperOrigin-RevId: 547637478

Author: srvasude

tensorflow_probability/python/internal/backend/numpy/numpy_test.py

@@ -1305,7 +1305,8 @@ def _not_implemented(*args, **kwargs):
              xla_atol=1e-4, xla_rtol=1e-4),
     TestCase('math.logical_not',
              [single_arrays(dtype=np.bool_, elements=hps.booleans())]),
-    TestCase('math.ndtri', [single_arrays(elements=floats(0., 1.))]),
+    TestCase('math.ndtri', [single_arrays(elements=floats(1e-7, 1. - 1e-7))],
+             xla_atol=1e-4, xla_rtol=4e-3),
     TestCase('math.negative', [single_arrays()]),
     TestCase('math.reciprocal', [single_arrays()]),
     TestCase('math.rint', [single_arrays()]),