Android: Remove a few unnecessay Q_OBJECT

Change-Id: Ic57a7cfc58d741547cb793b24ff1358d900eaf5d
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

src/plugins/android/androidmanifesteditorwidget.h

@@ -37,7 +37,6 @@ class SplashScreenContainerWidget;
 
 class PermissionsModel: public QAbstractListModel
 {
-    Q_OBJECT
 public:
     PermissionsModel(QObject *parent = nullptr);
     void setPermissions(const QStringList &permissions);