Apply developer mode changes from earlier pr

Author: hguthrie

src/cloud/docker/docker-mode-developer.md

@@ -35,6 +35,9 @@ To launch the Docker environment in developer mode:
    ./vendor/bin/ece-docker build:compose --mode="developer"
    ```
 
+   {:.bs-callout-info}
+   The `--mode` option in this step determines the deployment mode in a later step.
+
    If required, set the option for [synchronizing data in Docker]. For example:
 
    ```bash
@@ -107,10 +110,6 @@ To launch the Docker environment in developer mode:
       docker-compose run --rm deploy cloud-deploy
       ```
 
-      ```bash
-      docker-compose run --rm deploy magento-command deploy:mode:set developer
-      ```
-
    -  Run post-deploy hooks.
 
        ```bash