Add Polls Url for CustCreate Users

Is your feature request related to a problem? Please describe.
When adding a user via CustCreate if you join the meeting using the start URL, click the Polls icon, you get redirected to a page that looks like the screenshot provided.

Describe the solution you’d like
Add an option to set a custom “Polls Configuration Url” when creating a meeting for a user who is created from CustCreate

Describe alternatives you’ve considered
Creating Polls via API, however problem still occurs when user tries to modify polls mid-session

Additional context
See issue context here: Polls for CustCreate User