Only toggle notification panel on KEYCODE_NOTIFICATION when setup is complete.

Test: manual
Bug: 238062361
Change-Id: I7b9030356d478f76b55804c3647d3aab6bced231

services/core/java/com/android/server/policy/PhoneWindowManager.java

@@ -1662,7 +1662,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
 
     private void toggleNotificationPanel() {
         IStatusBarService statusBarService = getStatusBarService();
-        if (statusBarService != null) {
+        if (isUserSetupComplete() && statusBarService != null) {
             try {
                 statusBarService.togglePanel();
             } catch (RemoteException e) {