Pin onnx-script to a version before they bumped numpy (#91929)
Onnx PR https://github.com/microsoft/onnx-script/pull/289 expects numpy to be upgraded. That breaks pytorch's onnx builds.
For now, mitigate by pinning the script to an older version until there's a proper solution
Pull Request resolved: https://github.com/pytorch/pytorch/pull/91929
Approved by: https://github.com/justinchuby, https://github.com/kit1980
