style: remove public repos metric count from home page metrics grid

Author: networkandcode

src/pages/index.astro

@@ -73,11 +73,6 @@ const totalProjects = featuredProjects.length;
 
       <!-- Key Impact Metrics Banner -->
       <div class="metrics-grid glass-card">
-        <div class="metric-item">
-          <span class="metric-num">{githubProfileSummary.totalRepos}+</span>
-          <span class="metric-label">Public Repos</span>
-        </div>
-        <div class="metric-divider"></div>
         <div class="metric-item">
           <span class="metric-num">{totalPosts}</span>
           <span class="metric-label">Articles</span>