Fix header links

conf.py

@@ -106,7 +106,7 @@ html_sidebars = {
 }
 
 html_theme_options = {
-    "header_links_before_dropdown": 4,
+    # "header_links_before_dropdown": 4,
     "show_prev_next": True,
     "icon_links": [
         {

index.rst

@@ -35,9 +35,7 @@ projects ongoing on our :ref:`contribution` page.
    :hidden:
    :caption: Introduction
 
-   /intro/beagle101/index
-   /intro/support/index
-   /intro/contribution/index
+   /intro/index
 
 
 Boards