Bump onnx from 1.15.0 to 1.17.0 in /sim

Bumps [onnx](https://github.com/onnx/onnx) from 1.15.0 to 1.17.0.
- [Release notes](https://github.com/onnx/onnx/releases)
- [Changelog](https://github.com/onnx/onnx/blob/main/docs/Changelog-ml.md)
- [Commits](onnx/onnx@v1.15.0...v1.17.0)

---
updated-dependencies:
- dependency-name: onnx
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

sim/requirements-dev.txt

@@ -8,7 +8,7 @@ matplotlib==3.3.4
 mediapy==1.2.2
 mujoco==2.3.6
 mujoco_python_viewer==0.1.4
-onnx==1.15.0
+onnx==1.17.0
 onnxruntime==1.15.0
 pandas==1.4.4
 Pillow>6.2.0