Business Create UI v5.8.13

Release ticket # 19787
Release report: Entities Sprint 20.3a Release

What's Changed

• 19041 Finished validations + updated certify statements + updated unit tests by @severinbeauvais in #646
• 19041 Created constants (enum) for resource phrases by @severinbeauvais in #647
• 19041 Added validation for business not part of a FE amalgamation by @severinbeauvais in #649
• 19774 Fixed null officer email schema error by @severinbeauvais in #651
• 19458 - do not show/edit directors by @ketaki-deodhar in #648
• 19754 Update amalgamation resources for Certify component by @severinbeauvais in #653

Full Changelog: 5.8.7...5.8.13