The SM > DEP page is now the SM > ADE page. All functionality remains the same and a few new features were added, specifically for macOS deployments. This change to "Automated Device Enrollment (ADE)" is so SM can stay current with the latest branding alignment with Apple. https://support.apple.com/en-us/HT204142
Additional details here:
https://community.meraki.com/t5/Feature-Announcements/New-features-for-macOS-device-deployments-acco...
Additional improvements/features for Apple Automated Device Enrollment are also currently underway, so feel free to give your feedback so our product and development teams can see! Happy SMing!