Upgrade to Postgres 14 with no downtime

PostgreSQL 14 is now available on DigitalOcean Managed Databases. This advanced open-source relational database offers over 200 enhancements for security, conformance, and convenience, including improved Active and Idle Connection Scaling for better performance at higher connection counts. Users can upgrade to PostgreSQL 14 from older versions with no downtime, and DigitalOcean Managed Databases eliminate administrative tasks like configuration, security, and maintenance.