Merge branch 'fix-search' into 'main'

bring back search

See merge request infra/static-pages/camp2023-infos!60

mkdocs.yml

@@ -39,6 +39,7 @@ plugins:
       image: https://events.ccc.de/camp/2023/infos/img/favicon.ico
       abstract_chars_count: -1  # -1 for full content
       feed_ttl: 10
+  - search
 
 nav:
   - index.md