This is a new role available for your team members. With it, they will have full access to manage an App, without getting access to other Admin Settings.
You can learn more about Roles, in the following tutorial:
In order to make this new role a success, we also made sure that App Admins had access to everything they needed to control for a given App including automations. They are now part of the App Settings.
To learn more about automations, please visit the following tutorial: