Update converter.html

Author: NovaDev404

web/converter.html

@@ -10,11 +10,11 @@
         <div class="sidebar">
           <div onclick="window.location.href = 'index.html';" class="sidebar-item">ProStore Installer</div>
           <div onclick="window.location.href = 'cert.html';" class="sidebar-item">Certificate Manager</div>
-          <div onclick="window.location.href = 'converter.html';" class="sidebar-item active">Certificate Converter</div>
+          <div onclick="window.location.href = 'guide.html';" class="sidebar-item active">Guide</div>
         </div>
 
         <div class="panel">
-          <h1 class="title">Certificate Converter</h1><br>
+          <h1 class="title">ProStore Guide</h1><br>
           <p><b>Coming soon!</b></p>
         </div>
       </div>