chore(deps): bump custom_lint from 0.3.4 to 0.4.0

Bumps [custom_lint](https://github.com/invertase/dart_custom_lint) from 0.3.4 to 0.4.0.
- [Commits](invertase/dart_custom_lint@custom_lint-v0.3.4...custom_lint-v0.4.0)

---
updated-dependencies:
- dependency-name: custom_lint
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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