feat(database): 添加离线数据库初始化配置

在MySQL初始化脚本中新增offline数据库的创建语句，
用于支持离线功能模块的数据存储需求。

自动化部署脚本/x86架构/新统一平台/new_auto.sh

@@ -815,6 +815,7 @@ function mysql_x86() {
         "CREATE DATABASE IF NOT EXISTS nacos_mysql CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
         "CREATE DATABASE IF NOT EXISTS devops CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
         "CREATE DATABASE IF NOT EXISTS devops_voice CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
+        "CREATE DATABASE IF NOT EXISTS offline CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
         "CREATE DATABASE IF NOT EXISTS huazhao2 CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
         "GRANT ALL PRIVILEGES ON nacos_mysql.* TO 'nacos'@'%';"
         "GRANT ALL PRIVILEGES ON devops.* TO 'mysqluser'@'%';"