keep consistent generate_markdown signature

[dberenbaum]

Accidental regression from #144

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (61ee409) 97.60% compared to head (8a40b19) 97.60%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #148 +/- ## ======================================= Coverage 97.60% 97.60% ======================================= Files 19 19 Lines 1045 1045 Branches 167 167 ======================================= Hits 1020 1020 Misses 15 15 Partials 10 10 ```

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