[Feature] Version 1 release! :partying_face:

[willGraham01]

See https://github.com/brainglobe/BrainGlobe/issues/33

Version 1 Release!

• [x] Pins the new versions of cellfinder and brainreg
  • [x] Also pins minimum versions of the other brainglobe packages to ensure compatibility
• [x] Ships the napari plugins by default
• [x] Moves tox config to pyproject to be consistent with the rest of brainglobe
• [x] Updates to:
  • [x] README to point to the (to-be) blog post, changelog, etc.
  • [x] Orphaned docs have been rehomed to the website.

Requires a new release after merging!

Also then https://github.com/brainglobe/brainglobe-workflows/pull/72 can be merged!

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (8b5112a) 60.00% compared to head (f8b5ec6) 60.00%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #38 +/- ## ======================================= Coverage 60.00% 60.00% ======================================= Files 1 1 Lines 5 5 ======================================= Hits 3 3 Misses 2 2 ```

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