Added Horizontal Mentor card

[dilankavishka]

Purpose

The purpose of this PR is to fix #105

Goals

This PR introduces a separate component for the mentor card in horizontal view, as opposed to keeping it inside the MentorProfile component. The goal is to improve reusability across the project and maintain cleaner code.

Approach

• Created a new, reusable MentorCardHorizontal component.

Checklist

• This PR doesn't commit any keys, passwords, tokens, usernames, or other secrets.
• I have read and understood the development best practices guidelines ( http://bit.ly/sef-best-practices )
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• [-] I have commented my code, particularly in hard-to-understand areas
• [-] I have made corresponding changes to the documentation