Revert D24735802: [pytorch][PR] [ONNX] Update batch_norm symbolic to handle track_running_stats=False
Test Plan: revert-hammer
Differential Revision:
D24735802 (https://github.com/pytorch/pytorch/commit/1a55f5b3ea478ccae9f5950f7ec99bb857bfc7fd)
Original commit changeset: bbb29d92d46a
fbshipit-source-id: dcd7af6d50e2776e63ee4bfcb9e4baf08a4771b4
