add ONNX to tracking table

Author: ngoldbaum

docs/tracking.md

@@ -66,6 +66,7 @@ please open an issue on [this issue tracker](https://github.com/Quansight-Labs/f
 | numexpr              |       [:simple-github:](https://github.com/pydata/numexpr/issues/503)        | :material-check-bold: |                            |                            |                                                            |                                                                                              |
 | NumPy                |        [:simple-github:](https://github.com/numpy/numpy/issues/26157)        | :material-check-bold: |   :material-check-bold:    |           2.1.0            | :simple-linux: :simple-apple: :material-microsoft-windows: |      [:simple-anaconda:](https://anaconda.org/scientific-python-nightly-wheels/numpy/)       |
 | nvImageCodec         |                                                                              | :material-check-bold: |   :material-check-bold:    |           0.4.0            |                                                            |                                                                                              |
+| ONNX                 |         [:simple-github:](https://github.com/onnx/onnx/issues/6594)          | :material-check-bold: |                            |                            |                                                            |                                                                                              |
 | orjson               |         [:simple-github:](https://github.com/ijl/orjson/issues/530)          |                       |                            |                            |                                                            |                                                                                              |
 | packaging            |       [:simple-github:](https://github.com/pypa/packaging/issues/727)        | :material-check-bold: |   :material-check-bold:    |            24.0            |                                                            |                                                                                              |
 | pandas               |     [:simple-github:](https://github.com/pandas-dev/pandas/issues/59057)     | :material-check-bold: |   :material-check-bold:    |           2.2.3            | :simple-linux: :simple-apple: :material-microsoft-windows: |                                                                                              |