Fixed #39073 Add STUMPY to Pandas ecosystem docs
- [ ] closes #39073
- [ ] tests added / passed
- [ ] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
- [ ] whatsnew entry

@jreback As we had briefly discussed, this is a PR to add STUMPY to the `ecosystem.rst` file. Thank you for the suggestion! pre commit checks are complaining

```
@@ -88,9 +88,9 @@ Compose is a machine learning tool for labeling data and prediction engineering.
 `STUMPY <https://github.com/TDAmeritrade/stumpy>`__
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-STUMPY is a powerful and scalable Python library for modern time seris analysis. 
+STUMPY is a powerful and scalable Python library for modern time seris analysis.
 At its core, STUMPY efficiently computes something called a
-`matrix profile <https://stumpy.readthedocs.io/en/latest/Tutorial_The_Matrix_Profile.html>`__, 
+`matrix profile <https://stumpy.readthedocs.io/en/latest/Tutorial_The_Matrix_Profile.html>`__,
 which can be used for a wide variety of time series data mining tasks.
 
 .. _ecosystem.visualization:
```

ping when green. @jreback The pre commit is green now thanks @seanlaw 