Bump serverless-better-credentials from 1.3.0 to 2.0.0 in /frontend

Bumps [serverless-better-credentials](https://github.com/thomasmichaelwallace/serverless-better-credentials) from 1.3.0 to 2.0.0.
- [Release notes](https://github.com/thomasmichaelwallace/serverless-better-credentials/releases)
- [Changelog](https://github.com/thomasmichaelwallace/serverless-better-credentials/blob/main/CHANGELOG.md)
- [Commits](thomasmichaelwallace/serverless-better-credentials@v1.3.0...v2.0.0)

---
updated-dependencies:
- dependency-name: serverless-better-credentials
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>