feat: Update About Section Content for Better Engagement

[akshay0611]

Summary: This PR updates the content of the about section to improve clarity, relevance, and engagement. The changes aim to better communicate the agency's strengths and value proposition.

Changes Made:

• Rewrote the content of <p class="section-text"> to emphasize the agency's focus on SEO, analytics, and ranking improvements.
• Updated list items under "Improve Your Website Ranking Fast" to highlight actionable SEO techniques.
• Ensured alignment with existing CSS styles and framework conventions.

Testing:

• Verified responsiveness across different screen sizes.
• Ensured proper rendering of the about section and its content.

Related Issue: Closes #8