Add links to API in model pages

[tsalo]

Closes #328.

Changes proposed in this pull request

• On each model page, add a section called " in QSIRecon" with information on relevant actions and links to API documentation for relevant workflows and classes.

[tsalo]

@mattcieslak here is my first attempt: https://qsirecon--330.org.readthedocs.build/en/330/models/noddi.html#noddi-in-qsirecon

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 12.59%. Comparing base (210ee03) to head (7e04387).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #330   +/-   ##
=======================================
  Coverage   12.59%   12.59%           
=======================================
  Files          56       56           
  Lines        8156     8156           
  Branches     1123     1123           
=======================================
  Hits         1027     1027           
  Misses       7097     7097           
  Partials       32       32           

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[tsalo]

Needed in order to have API docs for qsirecon.workflows.recon.