fix: examples/cms-keystonejs-embedded/package.json to reduce vulnerabilities (#55354)
The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-PROMPTS-1729737
- https://snyk.io/vuln/SNYK-JS-SHELLQUOTE-1766506
- https://snyk.io/vuln/SNYK-JS-TAR-1579152
- https://snyk.io/vuln/SNYK-JS-TAR-1579155
Co-authored-by: Snyk bot <19733683+snyk-bot@users.noreply.github.com>