update .gitignore for widget

Author: emilykl

.gitignore

@@ -60,10 +60,9 @@ doc/.ipynb_checkpoints
 tags
 doc/check-or-enforce-order.py
 
-packages/javascript/jupyterlab-plotly/lib/
-plotly/jupyterlab_plotly/labextension/
-plotly/jupyterlab_plotly/nbextension/index.js*
-plotly/plotly/package_data/widgetbundle.js
+jupyterlab_plotly/labextension/
+jupyterlab_plotly/nbextension/index.js*
+plotly/package_data/widgetbundle.js
 
 test/percy/*.html
 test/percy/pandas2/*.html