fix(lang): typo in French translation of "nephew"

[hydrargyrum]

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[djaiss]

Thank so much for caring about the project and for this pull request.
The PR looks awesome, I'll merge it right away.

[asbiin]

Thank you, but the fix don't work from github, it has to be done in crowdin directly https://crowdin.com/translate/monicahq/5/en-fr?filter=basic&value=4#1100 / cc @djaiss

[github-actions]

🎉 This PR is included in version 4.0.0 🎉

The release is available on:

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• v4.0.0

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