Add instructions on getting notebook from CI

.github/workflows/notebook-test.yml

@@ -84,7 +84,10 @@ jobs:
             subprocess.run(args, check=True)
           except:
             print(
-              "To fix, install `tox` and run `tox -e fix`\n"
+              "To fix, install `tox` and run `tox -e fix` or download the fixed "
+              "notebook from this run by clicking \"Summary\" on the upper-left "
+              "of this page, and downloading the \"Executed notebooks\" artifact."
+              "\n\n"
               "For more information, see https://github.com/Qiskit/documentation/blob/main/README.md#lint-notebooks"
             )
             sys.exit(1)