Fix marginaleffects version

[codecov-commenter]

Codecov Report

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

Project coverage is 84.45%. Comparing base (72fbb35) to head (416e87d).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #227 +/- ## ======================================= Coverage 84.45% 84.45% ======================================= Files 24 24 Lines 1267 1267 ======================================= Hits 1070 1070 Misses 197 197 ``` | [Flag](https://app.codecov.io/gh/mozilla/mozanalysis/pull/227/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=mozilla) | Coverage Δ | | |---|---|---| | [project](https://app.codecov.io/gh/mozilla/mozanalysis/pull/227/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=mozilla) | `84.45% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=mozilla#carryforward-flags-in-the-pull-request-comment) to find out more.

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