858 abiotic set initial constants based on data and add references and units

[vgro]

This PR updates the available static parameters for the abiotic model.
The documentation is here: https://virtual-ecosystem.readthedocs.io/en/858-abiotic-set-initial-constants-based-on-data-and-add-references-and-units/api/models/abiotic/abiotic_constants.html

Fixes #858

Type of change

• New feature (non-breaking change which adds functionality)
• Optimization (back-end change that speeds up the code)
• Bug fix (non-breaking change which fixes an issue)

Key checklist

• Make sure you've run the pre-commit checks: $ pre-commit run -a
• All tests pass: $ poetry run pytest

Further checks

• Code is commented, particularly in hard-to-understand areas
• Tests added that prove fix is effective or that feature works
• Relevant documentation reviewed and updated

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.79%. Comparing base (d8c4808) to head (92a31e3).
⚠️ Report is 2001 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #859   +/-   ##
========================================
  Coverage    94.79%   94.79%           
========================================
  Files           75       75           
  Lines         5590     5590           
========================================
  Hits          5299     5299           
  Misses         291      291           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[jacobcook1995]

LGTM!