MLE-20108: remove trailing % in the instruction on getting credential (#74)

Co-authored-by: Peng Zhou <[email protected]>

Author: pengzhouml

README.md

@@ -65,11 +65,11 @@ The MarkLogic admin secret name is in the format  `<marklogicCluster-name>-admin
 
 2. Using the secret name from step 1, retrieve the MarkLogic admin credentials using these commands:
   ```shell
-  kubectl get secret single-node-admin --namespace=<namespace-name> -o jsonpath='{.data.username}' | base64 --decode 
+  kubectl get secret single-node-admin --namespace=<namespace-name> -o jsonpath='{.data.username}' | base64 --decode; echo
 
-  kubectl get secret single-node-admin --namespace=<namespace-name> -o jsonpath='{.data.password}' | base64 --decode 
+  kubectl get secret single-node-admin --namespace=<namespace-name> -o jsonpath='{.data.password}' | base64 --decode; echo
 
-  kubectl get secret single-node-admin --namespace=<namespace-name> -o jsonpath='{.data.wallet-password}' | base64 --decode 
+  kubectl get secret single-node-admin --namespace=<namespace-name> -o jsonpath='{.data.wallet-password}' | base64 --decode; echo
   ```
 
 For additional manifests to deploy a MarkLogic cluster inside a Kubernetes cluster, see [Operator manifest](https://docs.progress.com/bundle/marklogic-server-on-kubernetes/operator/Operator-manifest.html) in the documentation.