message: Enable InvertPermutation test with MLIR bridge
  Lowering pattern for InvertPermutation is fixed now.
diff: @@ -918,16 +918,12 @@ class UnaryOpsTest(xla_test.XLATestCase):
  np.array([1, 0x100000003f800000], np.int64),
  expected=np.array([1, 0x100000003f800000], np.uint64))
  - @test_util.disable_mlir_bridge(
  - "TODO(b/153812660): Handle tf.InvertPermutation compilation")
  def testInvertPermutation(self):
  self._assertOpOutputMatchesExpected(
  array_ops.invert_permutation,
  np.array([1, 2, 0], np.int32),
  expected=np.array([2, 0, 1], dtype=np.int32))
  - @test_util.disable_mlir_bridge(
  - "TODO(b/153812660): Handle tf.InvertPermutation compilation")
  def testInvertPermutationTwiceIsNoop(self):
  self._assertOpOutputMatchesExpected(
  lambda x: array_ops.invert_permutation(array_ops.invert_permutation(x)),
  