feat: add session views and date updates

[AsmaaMadbouly]

Overview

This PR addresses issue #6 by

• adding number of views for Career Guidance session with Karim in Events page.
• updating the date of copilot end-to-end website walkthrough session in Events page.

Changes Made

• File Modified: _tabs/user group events.md
• Modifications Done: add views number of career guidance session and update the date of copilot end-to-end website walkthrough session

References

• Update Event Page with YouTube Videos and Final Status After Event Completion #6
• Branch: feat/session-views-and-date-updates
• Independent implementation (no dependencies on other PRs)