feat: Created the AdminPageLayout component

[Doraemon012]

Overview

1. This PR fixes Create a AdminPageLayout component for admin pages. #51
2. This PR does the following:
   • Created a AdminPageLayout component for admin pages
   • Moved the AdminPageLayout, AdminSideBar, AdminDashboard, RecentOrderCard components into the AdminPanel directory
   • Committed all the requested changes as in feat: Created the AdminPageLayout for admin pages #67

Essential Checklist

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