[Live-Site] Update a user model for live screen share feature 

## Description
The user model needs to be updated for the live screen share feature in live site.

## Parent Story
https://github.com/Real-Dev-Squad/website-www/issues/343

## Detailed requirements
[Requirement document](https://precodes.notion.site/Requirement-document-for-live-screen-share-feature-e8c0c1eea04947beb44ddb60e609aaec)

