Feature/issue 42 conda install docs

[danielfromearth]

GitHub Issue: #42

Description

This change adds conda/mamba installation to the documentation.

Local test steps

Summarize testing and verification you've done. This includes unit tests or testing with specific data

Overview of integration done

Explain how this change was integration tested. Provide screenshots or logs if appropriate. An example of this would be a local Harmony deployment.

PR Acceptance Checklist

• [n/a] Unit tests added/updated and passing.
• [n/a] Integration testing
• CHANGELOG.md updated
• Documentation updated (if needed).

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📚 Documentation preview 📚: https://ncompare--243.org.readthedocs.build/en/243/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.92%. Comparing base (44936b8) to head (925dae7).
Report is 28 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #243   +/-   ##
========================================
  Coverage    90.92%   90.92%           
========================================
  Files            5        5           
  Lines          463      463           
========================================
  Hits           421      421           
  Misses          42       42           

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