Update aml-pipelines-use-databricks-as-compute-target.ipynb

how-to-use-azureml/machine-learning-pipelines/intro-to-pipelines/aml-pipelines-use-databricks-as-compute-target.ipynb

@@ -857,6 +857,7 @@
         "Users are used to being able to use Run.get_context() to retrieve the parent_run_id for a given run_id. In DatabricksStep, however, a little more work is required to achieve this.\r\n",
         "\r\n",
         "The solution is to parse the script arguments and set corresponding environment variables to access the run context from within Databricks.\r\n",
+        "Note that this workaround is not required for job clusters. \r\n",
         "\r\n",
         "Here is a code sample:"
       ],