Bump vnu-jar from 20.5.29 to 20.6.30 (#31204)

Bumps [vnu-jar](https://github.com/validator/validator) from 20.5.29 to 20.6.30.
- [Release notes](https://github.com/validator/validator/releases)
- [Changelog](https://github.com/validator/validator/blob/master/CHANGELOG.md)
- [Commits](https://github.com/validator/validator/compare/20.5.29...20.6.30)

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

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

package.json

@@ -135,7 +135,7 @@
     "stylelint": "^13.6.1",
     "stylelint-config-twbs-bootstrap": "^2.0.3",
     "terser": "^4.8.0",
-    "vnu-jar": "20.5.29"
+    "vnu-jar": "20.6.30"
   },
   "files": [
     "dist/{css,js}/*.{css,js,map}",