Remove typehints to support upgraded onnx version

Signed-off-by: Ashvin Kumar <quic_ashvkuma@quicinc.com>

TrainingExtensions/common/src/python/aimet_common/cross_layer_equalization.py

@@ -46,7 +46,6 @@
 from typing import List, Union, Tuple, Dict
 from enum import Enum
 import numpy as np
-from onnx import onnx_pb
 
 from aimet_common.utils import AimetLogger
 from aimet_common.connected_graph.connectedgraph_utils import get_all_input_ops
@@ -76,7 +75,7 @@ class ClsSetLayerPairInfo:
         Models a pair of layers that were scaled using CLS. And related information.
         """
 
-        def __init__(self, layer1: onnx_pb.NodeProto, layer2: onnx_pb.NodeProto, scale_factor: np.ndarray,
+        def __init__(self, layer1, layer2, scale_factor: np.ndarray,
                      relu_activation_between_layers: bool):
             """
             :param layer1: Layer whose bias is folded