delete redundant commands

Author: yucwan

articles/spring-cloud/spring-cloud-tutorial-circuit-breaker.md

@@ -27,7 +27,6 @@ Build the 3 applications that will be used in this tutorial:
 * recommendation-service: A simple REST service that has a single endpoint of /recommendations, which will be called by user-service.
 * hystrix-turbine: A Hystrix dashboard service to display Hystrix streams and a Turbine service aggregating Hystrix metrics stream from other services.
 ```
-cd spring-cloud/spring-turbine
 mvn clean package -D skipTests -f user-service/pom.xml
 mvn clean package -D skipTests -f recommendation-service/pom.xml
 mvn clean package -D skipTests -f hystrix-turbine/pom.xml
@@ -75,4 +74,4 @@ As a web app, Hystrix dashboard should be working on `test-endpoint`. If it is n
 
 ## Next steps
 * [Provision a service instance on the Azure CLI](https://docs.microsoft.com/azure/spring-cloud/spring-cloud-quickstart-launch-app-cli#provision-a-service-instance-on-the-azure-cli)
-* [Prepare a Java Spring application for deployment in Azure Spring Cloud](https://docs.microsoft.com/azure/spring-cloud/spring-cloud-tutorial-prepare-app-deployment)
+* [Prepare a Java Spring application for deployment in Azure Spring Cloud](https://docs.microsoft.com/azure/spring-cloud/spring-cloud-tutorial-prepare-app-deployment)