DEV - Update dev environments

[trallard]

Supersedes https://github.com/conda-incubator/conda-store/pull/801

Description

This PR should remove some unnecessary dependencies and environment file. This was originally done in https://github.com/conda-incubator/conda-store/pull/801 but with all the recent changes it was easier to clean this up in a separate PR

Pull request checklist

• [ ] Did you test this change locally?
• [ ] Did you update the documentation (if required)?
• [ ] Did you add/update relevant tests for this change (if required)?

Additional information

How to test

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