remove rollup-plugin-livereload, use rollup-plugin-dev for autoreload

[tusharpandey13]

Changes

This PR attempts to fix the vulnerability highlighted in this dependabot report: ws affected by a DoS when handling a request with many HTTP headers

Changes:

• removed rollup-plugin-livereload
• used rollup-plugin-dev for live-reload functionality

References

See above rollup-plugin-dev npm

Testing

• [x] This change adds unit test coverage
• [ ] This change adds integration test coverage
• [ ] This change has been tested on the latest version of the platform/language

Checklist

• [x] I have read the Auth0 general contribution guidelines
• [x] I have read the Auth0 Code of Conduct
• [x] All code quality tools/guidelines have been run/followed

[gyaneshgouraw-okta]

Hey @tusharpandey13, Could you also please update the PR description to include information on how you’ve verified your changes?