Changelog

• server: prevent invalid collisions in remote variable cache key (close #7170)
• server: preserve unchanged cron triggers in replace_metadata API
• server: fix inherited roles bug where mutations were not accessible when inherited roles was enabled
• server: reintroduce the unique name constraint in allowed lists
• server: subscriptions now validate that all session variables are properly set (#7111)
• cli-migrations-v2: fix database url showing up in metadata (#7319)