Version 2.22.1

What's Changed

• fix(migrator): migrate environment document on identity migration by @gagantrivedi in #997
• improvement/better-from-email-configuration by @dabeeeenster in #1008
• improvement/better-from-email-configuration-prod by @dabeeeenster in #1010
• chore: upgrade flag engine to fix identity migration by @gagantrivedi in #1013
• refac(edgeIdentityViewset): move to edge_api module by @gagantrivedi in #1014
• feature/staging-frontend-to-edge-api by @dabeeeenster in #1020
• Refac/dynamo identity wrapper: Create a wrapper over get_item_from_uuid to return 404 by @gagantrivedi in #1022
• fix/Incorrect wording in Saas permission modal by @dabeeeenster in #1023
• Fix/GitHub 1021/segments for edge identity by @gagantrivedi in #1024

Full Changelog: v2.22.0...v2.22.1