50unattended-upgrades does not contain mention for Unattended-Upgrade::Remove-New-Unused-Dependencies, but the default value is true. Automatic installing of security updates is enabled by default in Xenial.
50unattended- upgrades does not contain mention for Unattended- Upgrade: :Remove- New-Unused- Dependencies, but the default value is true. Automatic installing of security updates is enabled by default in Xenial.