Migrate CI away from windows-2019

The `windows-2019` image will be unsupported from June 30, 2025.

We should migrate to `windows-2022` or `windows-2025`

Used here:

https://github.com/MerginMaps/geodiff/blob/eb88517fc263bcc938d246d5ffac5ee09eda47c4/.github/workflows/python_packages.yml#L86