Bump dotenv from 18.0.0 to 18.0.4 in /scripts (#646)

Bumps [dotenv](https://github.com/motdotla/dotenv) from 18.0.0 to 18.0.4.
- [Changelog](https://github.com/motdotla/dotenv/blob/master/CHANGELOG.md)
- [Commits](motdotla/dotenv@v18.0.0...v18.0.4)

---
updated-dependencies:
- dependency-name: dotenv
  dependency-version: 18.0.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]