Here is how you make the collab template pass googles mobile friendly test.
Edit the robot.txt file
# Robots.txt
User-agent: *
Disallow: /assets/ <--remove this line
Disallow: /connectors/
Disallow: /core/
Disallow: /manager/
Disallow: /setup/
~~~~~~~~~~~~~~~~~
Once you do that, it passes and is mobile friendly according to Google!