Updated docker compose syntax with respect to dependencies to maintain consistency with the upstream docker-compose role.

vars/containers/weatherprocessor.yml

@@ -17,10 +17,13 @@ weatherprocessor:
   # Define the ports that should be opened to the outside world.
   #ports: []
 
+  # Define the dependencies for this container.
+  dependencies:
+    - nats
+    - weatherfeeder
+
   # Define environment variables to be passed to the container.
   environment_variables:
-    - "WEATHERPROCESSOR_NATS_URL=nats://nats:4222"
-    - "WEATHERPROCESSOR_SUBJECT=weatherfeeder"
     - "WEATHERPROCESSOR_OUTPUT_FORMAT=yaml"
 
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