adding working directory and tear down of tf module

Author: deusebio

.github/workflows/deploy-to-aks.yaml

@@ -81,8 +81,8 @@ jobs:
           juju add-model kubeflow
 
       - name: Test bundle deployment
+        working-directory: ./python/tests/reference_architecture/azure
         run: |
-          cd ./python/tests/reference_architecture/azure
           terraform init
           source get-vars.sh
           terraform apply -auto-approve
@@ -100,6 +100,11 @@ jobs:
         run: juju debug-log --replay --no-tail
         if: failure() || cancelled()
 
+      - name: Tear down deployment
+        if: always()
+        working-directory: ./python/tests/reference_architecture/azure
+        run: terraform destroy -auto-approve
+
       - name: Delete AKS cluster
         if: always()
         run: az aks delete --resource-group ${{ env.RESOURCE_GROUP }} --name ${{ env.NAME }} --yes