Change in test_split location

Author: apbose

tests/py/dynamo/converters/test_split_aten.py renamed to tests/py/dynamo/conversion/test_split_aten.py

@@ -1,5 +1,5 @@
 import torch
-from harness import DispatchTestCase
+from .harness import DispatchTestCase
 from parameterized import parameterized
 from torch.testing._internal.common_utils import run_tests
 from torch_tensorrt import Input