chore(deps-dev): bump commander from 14.0.3 to 15.0.0

Bumps [commander](https://github.com/tj/commander.js) from 14.0.3 to 15.0.0.
- [Release notes](https://github.com/tj/commander.js/releases)
- [Changelog](https://github.com/tj/commander.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tj/commander.js/compare/v14.0.3...v15.0.0)

---
updated-dependencies:
- dependency-name: commander
  dependency-version: 15.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

packages/gen-docs/package.json

@@ -9,7 +9,7 @@
   },
   "devDependencies": {
     "@hugo-fixit/shared": "workspace:*",
-    "commander": "^14.0.3",
+    "commander": "^15.0.0",
     "picocolors": "^1.1.1",
     "toml": "^3.0.0",
     "typescript": "^6.0.3"