Changes to POST /api/environments/status

removed the enum value MIGRATING_DB of the request property state

removed the enum value MIGRATION_FAILED of the request property state

removed the enum value MIGRATION_FINISHED of the request property state

added the new DB_MIGRATION_FAILED enum value to the request property state

added the new DB_MIGRATION_FINISHED enum value to the request property state

added the new DB_MIGRATION_STARTED enum value to the request property state

endpoint added