fix: examples/server-side-form-validation-antd/package.json to reduce vulnerabilities
The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-REMIXRUNROUTER-14908530
- https://snyk.io/vuln/SNYK-JS-REACTROUTER-14908286
- https://snyk.io/vuln/SNYK-JS-REMIXRUNROUTER-14908287