fix issue#1350

spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/src/main/resources/application.properties

@@ -14,6 +14,13 @@ spring.cloud.sentinel.eager=true
 #spring.cloud.sentinel.filter.enabled=false
 #spring.cloud.sentinel.http-method-specify=false
 
+#spring.cloud.sentinel.datasource.ds6.nacos.server-addr=127.0.0.1:8848
+#spring.cloud.sentinel.datasource.ds6.nacos.username=nacos
+#spring.cloud.sentinel.datasource.ds6.nacos.password=nacos
+#spring.cloud.sentinel.datasource.ds6.nacos.dataId=flowrule.json
+#spring.cloud.sentinel.datasource.ds6.nacos.data-type=json
+#spring.cloud.sentinel.datasource.ds6.nacos.rule-type=flow
+
 spring.cloud.sentinel.datasource.ds1.file.file=classpath: flowrule.json
 spring.cloud.sentinel.datasource.ds1.file.data-type=json
 spring.cloud.sentinel.datasource.ds1.file.rule-type=flow
@@ -30,11 +37,3 @@ spring.cloud.sentinel.datasource.ds4.file.rule-type=system
 
 spring.cloud.sentinel.datasource.ds5.file.file=classpath: param-flow.json
 spring.cloud.sentinel.datasource.ds5.file.rule-type=param_flow
-
-
-#spring.cloud.sentinel.datasource.ds6.nacos.server-addr=127.0.0.1:8848
-#spring.cloud.sentinel.datasource.ds6.nacos.username=nacos
-#spring.cloud.sentinel.datasource.ds6.nacos.password=nacos
-#spring.cloud.sentinel.datasource.ds6.nacos.dataId=flowrule.json
-#spring.cloud.sentinel.datasource.ds6.nacos.data-type=json
-#spring.cloud.sentinel.datasource.ds6.nacos.rule-type=flow