Include workspace step in tf step

Author: dlzhry2nhs

.github/workflows/pr-teardown.yml

@@ -46,6 +46,7 @@ jobs:
         working-directory: ${{ vars.TERRAFORM_DIR_PATH }}
         run: |
           make init apigee_environment=$APIGEE_ENVIRONMENT environment=$BACKEND_ENVIRONMENT sub_environment=$BACKEND_SUB_ENVIRONMENT
+          make workspace apigee_environment=$APIGEE_ENVIRONMENT environment=$BACKEND_ENVIRONMENT sub_environment=$BACKEND_SUB_ENVIRONMENT
           echo "ID_SYNC_QUEUE_ARN=$(make -s output name=id_sync_queue_arn)" >> $GITHUB_ENV
 
       - name: Install poetry