build(deps-dev): bump execa from 8.0.1 to 9.4.0 (#2782)

Bumps [execa](https://github.com/sindresorhus/execa) from 8.0.1 to 9.4.0.
- [Release notes](https://github.com/sindresorhus/execa/releases)
- [Commits](https://github.com/sindresorhus/execa/compare/v8.0.1...v9.4.0)

---
updated-dependencies:
- dependency-name: execa
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -85,7 +85,7 @@
         "eslint-plugin-no-null": "^1.0.2",
         "eslint-plugin-prefer-arrow": "^1.2.3",
         "eslint-plugin-unicorn": "^56.0.0",
-        "execa": "^8.0.1",
+        "execa": "^9.4.0",
         "glob": "^11.0.0",
         "inquirer": "^12.0.0",
         "jsdom": "^25.0.1",