fix(app-database-service):do not start a transaction while setting app to favourites.

ukui-search-app-data-service/app-db-manager.cpp

@@ -791,6 +791,9 @@ bool AppDBManager::handleFavoritesStateUpdate(const QString &desktopFilePath, co
     ApplicationInfoMap infos;
 
     //更新favorites状态
+    if (!this->startTransaction()) {
+        return false;
+    }
     cmd = QString("UPDATE APPINFO SET MODIFYED_TIME='%0', FAVORITES=%1 WHERE DESKTOP_FILE_PATH=:desktopFilePath")
                   .arg(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"))
                   .arg(num);