cellfinder CLI name has been retired, use `brainmapper` instead
[See the blog post for full information](https://brainglobe.info/blog/version1/core_and_napari_merge.html).
What's Changed
* transfer back from `brainglobe-scripts` by alessandrofelder in https://github.com/brainglobe/brainglobe-workflows/pull/14
* Cellfinder workflow CLI input argument with tests by sfmig in https://github.com/brainglobe/brainglobe-workflows/pull/23
* Benchmark for cellfinder workflow with CLI arguments by sfmig in https://github.com/brainglobe/brainglobe-workflows/pull/24
* Update asv.conf.json to point to main branch by sfmig in https://github.com/brainglobe/brainglobe-workflows/pull/28
* Migrate `cellfinder` into this package by willGraham01 in https://github.com/brainglobe/brainglobe-workflows/pull/29
**Full Changelog**: https://github.com/brainglobe/brainglobe-workflows/commits/v1.0.0