qt: Only enlarge combo box dropdowns and not the combo box itself

src/qt/qt_styleoverride.cpp

@@ -49,7 +49,6 @@ void StyleOverride::polish(QWidget* widget)
     }
 
     if (qobject_cast<QComboBox*>(widget)) {
-        widget->setMinimumWidth(widget->minimumSizeHint().width());
         qobject_cast<QComboBox*>(widget)->view()->setMinimumWidth(widget->minimumSizeHint().width());
     }
 }