onnxruntime

Pick changes from onnx/onnx#6010 to support EinSum shape inference (#22376)

### Description
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Pick up onnx/onnx#6010 to support EinSum shape inference


### Motivation and Context
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- If it fixes an open issue, please link to the issue here. -->
This change allows EinSum operator's output shape to be inferenced so
that it can run on accelerators.