fix(a11y): add labels for profile, search, pagination, and theme buttons

[renuthomas]

Description

Adds aria-labels to improve the accessibility of the website

Related Issues

Closes #1262

Changes Proposed

added aria-label tag for social icon links, theme toggle button, search button and aria-disabled for pagination buttons

Checklist

• I have read and followed the Contribution Guidelines.
• All new and existing tests passed.
• I have updated the documentation to reflect the changes I've made.
• My code follows the code style of this project.
• The title of my pull request is a short description of the requested changes.

Screenshots

[vercel]

@renuthomas is attempting to deploy a commit to the Shyam Tawli's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

Great job, @renuthomas! 🎉 Thank you for opening a pull request. Your contribution is valuable and we appreciate your efforts to improve our project.

Soon the maintainers/owner will review it and provide you with feedback/suggestions.