fix: frontend/package.json & frontend/package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ELLIPTIC-8187303
- https://snyk.io/vuln/SNYK-JS-PATHTOREGEXP-7925106
- https://snyk.io/vuln/SNYK-JS-SEMVER-3247795

Author: snyk-bot