Update workflow definition and configuration

The configuration for the workflow in the config/packages/workflow.yaml file has also been updated, notably by adding a marking store.

config/packages/workflow.yaml

@@ -11,6 +11,9 @@ framework:
                     fr: 'Suivi'
             support_strategy: Chill\MainBundle\Workflow\RelatedEntityWorkflowSupportsStrategy
             initial_marking: 'initial'
+            marking_store:
+                type: method
+                property: step
             places:
                 initial:
                     metadata: