Remove some likely stale test skips in scipy_fft_test.

PiperOrigin-RevId: 838880821

Author: hawkinsp

tests/scipy_fft_test.py

@@ -88,9 +88,6 @@ def testDctn(self, shape, dtype, s, axes, norm):
     axis=[-1, 0],
     norm=[None, 'ortho', 'backward'],
   )
-  # TODO(phawkins): these tests are failing on T4 GPUs in CI with a
-  # CUDA_ERROR_ILLEGAL_ADDRESS.
-  @jtu.skip_on_devices("cuda")
   def testiDct(self, shape, dtype, n, axis, norm):
     rng = jtu.rand_default(self.rng())
     args_maker = lambda: (rng(shape, dtype),)
@@ -108,9 +105,6 @@ def testiDct(self, shape, dtype, n, axis, norm):
     dtype=real_dtypes,
     norm=[None, 'ortho', 'backward'],
   )
-  # TODO(phawkins): these tests are failing on T4 GPUs in CI with a
-  # CUDA_ERROR_ILLEGAL_ADDRESS.
-  @jtu.skip_on_devices("cuda")
   def testiDctn(self, shape, dtype, s, axes, norm):
     rng = jtu.rand_default(self.rng())
     args_maker = lambda: (rng(shape, dtype),)