Flox

What's Changed

`method=None` by default, and we have [heuristics](https://flox.readthedocs.io/en/latest/implementation.html#heuristics) for setting it appropriately!

* Heuristics for auto-guessing `"method"` by dcherian in https://github.com/xarray-contrib/flox/pull/314
* Optimize bitmask finding some more. by dcherian in https://github.com/xarray-contrib/flox/pull/326
* Add docs on `method=None` heuristics by dcherian in https://github.com/xarray-contrib/flox/pull/328


**Full Changelog**: https://github.com/xarray-contrib/flox/compare/v0.8.9...v0.9.0

Fix dependencies

What's Changed
* Support scipy < 1.11

**Full Changelog**: https://github.com/xarray-contrib/flox/compare/v0.8.7...v0.8.8

Bugfix release

What's Changed
* Cleanup by dcherian in https://github.com/xarray-contrib/flox/pull/315
* Bugfix for cohorts where not all `expected_groups` are present by dcherian in https://github.com/xarray-contrib/flox/pull/316


**Full Changelog**: https://github.com/xarray-contrib/flox/compare/v0.8.6...v0.8.7

What's Changed

More cohorts optimization + a bugfix.

* Optimize cohorts for blockwise distribution of groups by dcherian in https://github.com/xarray-contrib/flox/pull/299
* Use dot product for containment by dcherian in https://github.com/xarray-contrib/flox/pull/306
* Fix missing resampling groups. by dcherian in https://github.com/xarray-contrib/flox/pull/312


**Full Changelog**: https://github.com/xarray-contrib/flox/compare/v0.8.5...v0.8.6

Add scipy as required dependency