Cf-xarray

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

* Adds support for remaining parametric vertical coordinate by jasonb5 in https://github.com/xarray-contrib/cf-xarray/pull/528 🥳

Minor Changes

* add min xarray pin on run and numpy py ver linters by ocefpaf in https://github.com/xarray-contrib/cf-xarray/pull/536
* Avoid one deepcopy in geometry encoding by dcherian in https://github.com/xarray-contrib/cf-xarray/pull/537

New Contributors
* jasonb5 made their first contribution in https://github.com/xarray-contrib/cf-xarray/pull/528

**Full Changelog**: https://github.com/xarray-contrib/cf-xarray/compare/v0.9.5...v0.10.0

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed
* Drop Python 3.9 by dcherian in https://github.com/xarray-contrib/cf-xarray/pull/530
* Speed up geometry encoding by dcherian in https://github.com/xarray-contrib/cf-xarray/pull/535


**Full Changelog**: https://github.com/xarray-contrib/cf-xarray/compare/v0.9.4...v0.9.5

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed
* Allow encoding/decoding multiple geometry variables by dcherian in https://github.com/xarray-contrib/cf-xarray/pull/526


**Full Changelog**: https://github.com/xarray-contrib/cf-xarray/compare/v0.9.3...v0.9.4

What's Changed
* Add grid_mapping for geometries if possible by dcherian in https://github.com/xarray-contrib/cf-xarray/pull/521
* Rewrite unit formatter for pint 0.24 and earlier by aulemahal in https://github.com/xarray-contrib/cf-xarray/pull/523


**Full Changelog**: https://github.com/xarray-contrib/cf-xarray/compare/v0.9.2...v0.9.3

Significantly improved [geometry functionality](https://cf-xarray.readthedocs.io/en/latest/geometry.html), including encoding/decoding, a new `.cf.geometries` property, and the ability to extract geometry containers with `.cf["geometry"]` and the encoded geometry with `.cf[["points"]]`

What's Changed
* Add geometry encoding and decoding functions. by dcherian in https://github.com/xarray-contrib/cf-xarray/pull/517


**Full Changelog**: https://github.com/xarray-contrib/cf-xarray/compare/v0.9.1...v0.9.2

What's Changed
* ruff settings: move 'ignore' to 'lint' section by mathause in https://github.com/xarray-contrib/cf-xarray/pull/506
* numpy 2 compat by mathause in https://github.com/xarray-contrib/cf-xarray/pull/505
* Add docs about converting between shapely and cf by jsignell in https://github.com/xarray-contrib/cf-xarray/pull/512


**Full Changelog**: https://github.com/xarray-contrib/cf-xarray/compare/v0.9.0...v0.9.1