fix: remove "next/head" from app directory

[ICEPrey]

Description

fixes warning: "Warning: You're using next/head inside the app directory, please migrate to the Metadata API. See https://nextjs.org/docs/app/building-your-application/upgrading/app-router-migration#step-3-migrating-nexthead for more details."

Related Issue

Changes Made

Screenshots

Checklist

• [x] I have tagged the issue in this PR.
• [x] I have attached necessary screenshots.
• [x] I have provided a short description of the PR.
• [x] I ran yarn build and build is successful
• [x] My code follows the style guidelines of this project.
• [ ] I have added necessary documentation (if applicable)

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
pear-landing-page	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Aug 7, 2024 2:59am

[vercel[bot]]

@ICEPrey is attempting to deploy a commit to the PearAI Team on Vercel.

A member of the Team first needs to authorize it.

[shrix1]

Nice check. LGTM