Use Key enum instead of plain integers

modules/visual_script/visual_script_property_selector.cpp

@@ -74,6 +74,8 @@ void VisualScriptPropertySelector::_sbox_input(const Ref<InputEvent> &p_ie) {
 				current->select(0);
 
 			} break;
+			default:
+				break;
 		}
 	}
 }