Website: update position of sticky sidebar nav on documentation pages. (

#23446)

Changes:
- Updated the position of the "On this page" links on documentation
pages.

website/assets/styles/pages/docs/basic-documentation.less

@@ -925,7 +925,7 @@
         }
         min-width: 190px;
         position: sticky;
-        top: 170px;
+        top: 104px;
         height: fit-content;
         overflow-y: auto;
         transition-property: all;