Check RTD build currently failing

[valeriupredoi]

Description

This is a known bug at RTD readthedocs/readthedocs.org#13149
Keep this open to check their (upcoming) fix, and, if needed adjust settings.

EDIT: manual migration to miniforge3-latest is needed, here implemnted

Before you get started

• ☝ Create an issue to discuss what you are going to do

Checklist

• This pull request has a descriptive title and labels
• This pull request has a minimal description (most was discussed in the issue, but a two-liner description is still desirable)
• Unit tests have been added (if codecov test fails)
• Any changed dependencies have been added or removed correctly (if need be)
• If you are working on the documentation, please ensure the current build passes
• All tests pass