Add additional python requirements (microsoft#11522)

These are used by some of the python code in the package, e.g., https://github.com/microsoft/onnxruntime/blob/0292356bd7ce5b379be8ee9820bfbf4fd321ebc5/onnxruntime/python/tools/transformers/optimizer.py#L25

https://github.com/microsoft/onnxruntime/blob/c8270c2940f72a3722891fec7edf3c9ac542f904/onnxruntime/python/tools/symbolic_shape_infer.py#L10

https://github.com/microsoft/onnxruntime/blob/0292356bd7ce5b379be8ee9820bfbf4fd321ebc5/onnxruntime/python/tools/transformers/torch_onnx_export_helper.py#L9

Author: garymm

requirements.txt.in

@@ -1,3 +1,6 @@
+coloredlogs
+flatbuffers
 numpy >= @Python_NumPy_VERSION@
+packaging
 protobuf
-flatbuffers
+sympy