Fix a typo

[mwouts]

when build_jupytext_contents_manager_class can't be imported, we define it as a class that re-raise the exception that was encountered.

Relates to #1162

[github-actions[bot]]

Thank you for making this pull request.

Did you know? You can try it on Binder: or .

Also, the version of Jupytext developed in this PR can be installed with pip:

HATCH_BUILD_HOOKS_ENABLE=true pip install git+https://github.com/mwouts/jupytext.git@fix_typo_1162

(this requires nodejs, see more at Developing Jupytext)

[codecov[bot]]

Codecov Report

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

Project coverage is 97.73%. Comparing base (42a48e8) to head (28f33e0).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1253 +/- ## ======================================= Coverage 97.73% 97.73% ======================================= Files 29 29 Lines 4468 4468 ======================================= Hits 4367 4367 Misses 101 101 ``` | [Flag](https://app.codecov.io/gh/mwouts/jupytext/pull/1253/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Marc+Wouts) | Coverage Δ | | |---|---|---| | [external](https://app.codecov.io/gh/mwouts/jupytext/pull/1253/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Marc+Wouts) | `75.14% <ø> (+0.09%)` | :arrow_up: | | [functional](https://app.codecov.io/gh/mwouts/jupytext/pull/1253/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Marc+Wouts) | `88.52% <ø> (ø)` | | | [integration](https://app.codecov.io/gh/mwouts/jupytext/pull/1253/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Marc+Wouts) | `77.28% <ø> (ø)` | | | [unit](https://app.codecov.io/gh/mwouts/jupytext/pull/1253/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Marc+Wouts) | `66.56% <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=Marc+Wouts#carryforward-flags-in-the-pull-request-comment) to find out more.

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