feat: Add cleanup step to Azure Dev deployment workflow

Author: Vamshi-Microsoft

.github/workflows/azure-dev.yml

@@ -48,4 +48,10 @@ jobs:
           fi
           azd config set defaults.subscription "$AZURE_SUBSCRIPTION_ID"
           azd env set AZURE_ENV_OPENAI_LOCATION="$AZURE_LOCATION"
-          azd up --no-prompt
+          azd up --no-prompt
+
+      - name: Cleanup
+        if: always()
+        shell: bash
+        run: |
+          azd down --no-prompt --purge --force