build(deps): Bump validator from 13.15.15 to 13.15.20 in /client (#1403)

Bumps [validator](https://github.com/validatorjs/validator.js) from 13.15.15 to 13.15.20.
- [Release notes](https://github.com/validatorjs/validator.js/releases)
- [Changelog](https://github.com/validatorjs/validator.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/validatorjs/validator.js/compare/13.15.15...13.15.20)

---
updated-dependencies:
- dependency-name: validator
  dependency-version: 13.15.20
  dependency-type: direct:production
...

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

client/package.json

@@ -155,7 +155,7 @@
     "sass-embedded": "^1.91.0",
     "semantic-ui-react": "^2.1.5",
     "socket.io-client": "^2.5.0",
-    "validator": "^13.15.15",
+    "validator": "^13.15.20",
     "vite": "^6.4.1",
     "vite-plugin-commonjs": "^0.10.4",
     "vite-plugin-node-polyfills": "^0.23.0",