[Bug] Disable scrolling in hamburger menu for small devices

[deepeshahlawat]

Description

We should disable the scrolling on mobile devices when hamburger menu is opened.

Screenshots

demo.mp4

Checklist

• I have checked the existing issues.
• I follow Contributing Guidelines of this project.
• I am a SWOC'25 contributor.

Code of Conduct

• I agree to follow this project's "Code of Conduct".

[github-actions]

Hey @deepeshahlawat, Welcome to the project Eventica! 🎊
Thanks for opening an issue! 🙌 Please wait for the issue to be assigned. Happy Coding!! ✨

[Rakesh9100]

Go ahead @deepeshahlawat

[Rakesh9100]

PR update @deepeshahlawat

[deepeshahlawat]

PR update @deepeshahlawat

I will be attaching PR by tomorrow

[github-actions]

Hello @deepeshahlawat! Your issue #99 has been closed. Thank you for your contribution!! 🙌