Revert "try hidden?"

This reverts commit 3dc9819.

Author: RDaxini

docs/sphinx/source/user_guide/index.rst

@@ -9,20 +9,17 @@ This user guide is an overview and explains some of the key features of pvlib.
 .. toctree::
    :caption: Getting started
    :maxdepth: 2
-   :hidden:
 
    getting_started/index
 
 .. toctree::
    :maxdepth: 2
    :caption: Modeling topics
-   :hidden:
 
    modeling_topics/index
 
 .. toctree::
    :maxdepth: 2
    :caption: Extras
-   :hidden:
 
    extras/index