Fixup gh-scoped-creds file navigation instructions

Author: mfisher87

modules/01-collaborating-in-jupyterhub/exercise.md

@@ -58,7 +58,8 @@ to limit this risk.
 1. **Navigate to the newly cloned repository** in the JupyterLab file browser on the
    left panel.
     * If the left panel isn't open, click the topmost icon in the far left column.
-1. In the JupyterLab file browser, **open `00-START-HERE.ipynb`**.
+1. Enter the directory `examples/module-1`.
+1. **Open `00-START-HERE.ipynb`** (double-click).
 1. Follow the instructions in the Notebook.
 
 This configuration is valid for 8 hours.