### Rule PHPDoc formatting for constants. **Acceptance Criteria:** - Sniff covers described on [DevDocs requirements](https://devdocs.magento.com/guides/v2.3/coding-standards/docblock-standard-general.html): > Constants must have short description if they add information beyond what the constant name supplies. - Rule covered by unit test. ``` <severity>5</severity> <type>warning</type> ```