build(deps): bump click-extra[sphinx] from 7.3.0 to 7.4.0 (#570)

Bumps [click-extra[sphinx]](https://github.com/kdeldycke/click-extra) from 7.3.0 to 7.4.0.
- [Release notes](https://github.com/kdeldycke/click-extra/releases)
- [Changelog](https://github.com/kdeldycke/click-extra/blob/main/changelog.md)
- [Commits](kdeldycke/click-extra@v7.3.0...v7.4.0)

---
updated-dependencies:
- dependency-name: click-extra[sphinx]
  dependency-version: 7.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/requirements.txt

@@ -1,4 +1,4 @@
-click-extra[sphinx]==7.3.0
+click-extra[sphinx]==7.4.0
 furo==2025.9.25
 myst-parser==4.0.1
 rstcheck[sphinx]==6.2.5