Enable the content.tabs.link feature

This feature links tabs label across the website.
So if the user selects the "Kotlin" tab on one page, every Kotlin code sample will be shown by default.

See the documentation for more details: https://squidfunk.github.io/mkdocs-material/reference/content-tabs/#linked-content-tabs

mkdocs.yml

@@ -37,6 +37,7 @@ theme:
   features:
     - content.action.view
     - content.code.copy
+    - content.tabs.link
     - content.tooltips
     - navigation.indexes
     - navigation.sections