docs: update Chinese version of batch value separator label

lib-ee/emqx_ee_bridge/i18n/emqx_ee_bridge_clickhouse.conf

@@ -60,7 +60,7 @@ https://clickhouse.com/docs/en/interfaces/formats#formats 了解更多关于
             }
         label {
             en: "Batch Value Separator"
-            zh: "批量值分离器"
+            zh: "分隔符"
         }
     }
     config_enable {