Unfortunately, there is not currently an option for this, but I can certainly see the value in additional email notifications, so admins can stay on top of any potential issue that arrises. I recommend putting in a feature request for this functionality.
Currently, the options for email notifications can be found under Settings > Account > Email Notifications. The following notifications are currently available:
App user import status
On-Premises Provisioning, or RSA agents disconnects and reconnects