Update About us page by adding video description

[sahkanishk01]

Added the video description in about us page

Description

In this basically i added the video description of about us page

Fixes: #334

Type of change Adding video description

• [x] New feature (non-breaking change which adds functionality)
• [x] This change requires a documentation update

Checklist:

• [x] I have made this from my own
• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings

ATTACH SCREEN-SHOTS / DEPLOYMENT LINK (if applicable)

[github-actions[bot]]

Thank you for submitting your pull request! 🙌 We'll review it as soon as possible. In the meantime, please ensure that your changes align with our CONTRIBUTING.md. If there are any specific instructions or feedback regarding your PR, we'll provide them here. Thanks again for your contribution! 😊

[sahkanishk01]

Hii @Dev-tanay ! I have successfully created a pull request. Can you please add the label Gssoc to my PR so that it will be reflected on the leaderboard.