chore(deps): bump vlucas/phpdotenv from 5.6.0 to 5.6.1 (#703)

Bumps [vlucas/phpdotenv](https://github.com/vlucas/phpdotenv) from 5.6.0 to 5.6.1.
- [Release notes](https://github.com/vlucas/phpdotenv/releases)
- [Commits](vlucas/phpdotenv@v5.6.0...v5.6.1)

---
updated-dependencies:
- dependency-name: vlucas/phpdotenv
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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