Build(deps-dev): bump eslint in /modules/runtime-info-ui

Bumps [eslint](https://github.com/eslint/eslint) from 9.16.0 to 9.21.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v9.16.0...v9.21.0)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

modules/runtime-info-ui/package-lock.json

@@ -9,7 +9,7 @@
     "jquery": "^3.7.1"
   },
   "devDependencies": {
-    "eslint": "^9.16.0",
+    "eslint": "^9.21.0",
     "eslint-config-opencast": "file:../../docs/checkstyle/eslint-config",
     "eslint-plugin-header": "^3.1.1",
     "html-linter": "^1.1.1"