fix: clarify advanced settings label

src/app/App.tsx

@@ -798,11 +798,11 @@ export function App() {
                     checked={showAdvanced}
                     onChange={(event) => handleShowAdvancedChange(event.target.checked)}
                   />
-                  Show Query Preview
+                  Show Advanced section
                 </label>
               </div>
               <p className="field-note">
-                Hiding Query Preview also switches searches back to generated queries.
+                Hiding Advanced also switches searches back to generated queries.
               </p>
             </section>
           </section>