Remove Events link from the navbar.

The Events link in the navbar has been commented out, effectively hiding it from the UI. This change may be temporary or subject to further decision, but it cleans up the navigation display for now.

frontend/src/components/layout/navbar.tsx

@@ -45,9 +45,9 @@ export default function Navbar() {
               <Link href="/dashboard" className={navLinkClass("/dashboard")}>
                 Dashboard
               </Link>
-              <Link href="/events" className={navLinkClass("/events")}>
-                Events
-              </Link>
+              {/*<Link href="/events" className={navLinkClass("/events")}>*/}
+              {/*  Events*/}
+              {/*</Link>*/}
             </nav>
           )}
         </div>