Bump vnu-jar from 21.4.9 to 21.6.11 (#3780)

Bumps [vnu-jar](https://github.com/validator/validator) from 21.4.9 to 21.6.11.
- [Release notes](https://github.com/validator/validator/releases)
- [Changelog](https://github.com/validator/validator/blob/master/CHANGELOG.md)
- [Commits](https://github.com/validator/validator/commits)

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

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

package.json

@@ -151,6 +151,6 @@
     "stylelint": "^13.13.1",
     "stylelint-config-twbs-bootstrap": "^2.2.0",
     "terser": "^5.7.0",
-    "vnu-jar": "^21.4.9"
+    "vnu-jar": "^21.6.11"
   }
 }