[fr] nth-child rework based on english

[Cajuteq]

Description

Reword the :nth-child page based on the english version of the article

Motivation

Issue https://github.com/mdn/translated-content/issues/16685 pointed a bad wording that could induce errors

Additional details

Instead of just fixing the few words, I re translated the whole paragraph based on the english article

Related issues and pull requests

Fixes https://github.com/mdn/translated-content/issues/16685

[github-actions[bot]]

Preview URLs

• /fr/docs/Web/CSS/:nth-child

Flaws (2)

URL: /fr/docs/Web/CSS/:nth-child Title: :nth-child Flaw count: 2

• macros:
  • Wrong xref macro used (consider changing which macro you use). Error processing path /fr/docs/Web/CSS/:current
• translation_differences:
  • Differences in the important macros (4 in common of 14 possible)

(comment last updated: 2024-10-10 13:47:17)

[github-actions[bot]]

This pull request has merge conflicts that must be resolved before it can be merged.

[SphinxKnight]

Je présente mes excuses pour l'absence ici @Cajuteq