Changed the order of the cleanup - it is impossible to remove secrets while being used by services

Author: royeectu

security/secrets/README.md

@@ -268,20 +268,20 @@ the secret from memory.
 In this step you will remove all secrets and services,as well as clean up any other artifacts created in this lab.
 
 
-1. Remove all secrets on the host.
+1. Remove all services on the host.
 
-   This command will remove **all** secrets on your Docker host. Only perform this step if you know you will not use these secrets again.
+   This command will remove **all** services on your Docker host. Only perform this step if you know you know you do not need any of the services running on your system.
 
    ```
-   $ docker secret rm $(docker secret ls -q)
+   $ docker service rm $(docker service ls -q)
    <Snip>
    ```
-2. Remove all services on the host.
+2. Remove all secrets on the host.
 
-   This command will remove **all** services on your Docker host. Only perform this step if you know you know you do not need any of the services running on your system.
+   This command will remove **all** secrets on your Docker host. Only perform this step if you know you will not use these secrets again.
 
    ```
-   $ docker service rm $(docker service ls -q)
+   $ docker secret rm $(docker secret ls -q)
    <Snip>
    ```