Use Pyfive from conda-forge and pin to pyfive >=0.5.0

[valeriupredoi]

Description

Pyfive is now on conda forge at 0.5.0 https://anaconda.org/conda-forge/pyfive/files - the version that packs all the changes needed by PyActiveStorage so we need to use it.

Pushing forwards with #231

(allow for conda forge registries to update so we can pick up the very new 0.5.0)

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)
• 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

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.20%. Comparing base (1e66544) to head (b537dd3).
⚠️ Report is 62 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #277   +/-   ##
=======================================
  Coverage   85.20%   85.20%           
=======================================
  Files           7        7           
  Lines         649      649           
=======================================
  Hits          553      553           
  Misses         96       96           

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