satisfy existing implementation

Author: sbaidachni

.github/workflows/azure-dev-down.yml

@@ -56,6 +56,7 @@ jobs:
           RS_RESOURCE_GROUP: ${{ vars.RS_RESOURCE_GROUP }}
         shell: pwsh
         run: |
+          azd env set RS_CONTAINER_NAME $env:RS_CONTAINER_NAME
           ./azd-hooks/scripts/hooks/preprovision/run_preconfig.ps1
 
       - name: Azd down