Update admin dashboard to allow navigation to homepage via logo

Remove the 'Home' button from the admin dashboard header and make the SAPIENS logo clickable to navigate to the homepage.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 069d4324-6c40-4355-955e-c714a50de1ea
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/3df548ff-50ae-432f-9be4-25d34eccc983/069d4324-6c40-4355-955e-c714a50de1ea/YptCfK0

client/src/pages/AdminDashboard.tsx

@@ -106,12 +106,14 @@ export default function AdminDashboard() {
         <div className="max-w-7xl mx-auto px-6 py-4">
           <div className="flex items-center justify-between">
             <div className="flex items-center">
+              <a href="/" className="cursor-pointer" data-testid="logo-link">
                 <img 
                   src="/attached_assets/logo_black_1759162717640.png" 
                   alt="SAPIENS" 
-                className="h-6 w-auto"
+                  className="h-6 w-auto hover:opacity-80 transition-opacity"
                   data-testid="logo-sapiens"
                 />
+              </a>
             </div>
             
             <div className="flex items-center space-x-4">
@@ -127,15 +129,6 @@ export default function AdminDashboard() {
                 />
               </div>
               
-              <Button 
-                variant="ghost" 
-                size="sm"
-                onClick={() => window.location.href = "/"}
-                data-testid="button-home"
-              >
-                Home
-              </Button>
-              
               <Button 
                 variant="ghost" 
                 size="sm"