Update date in json (#3714)

Co-authored-by: GitHub Actions <github-actions[bot]@users.noreply.github.com>

Author: community-scripts-pr-app[bot]

frontend/public/json/karakeep.json

@@ -2,9 +2,9 @@
   "name": "karakeep",
   "slug": "karakeep",
   "categories": [
-        12
+    12
   ],
-  "date_created": "2025-04-06",
+  "date_created": "2025-04-07",
   "type": "ct",
   "updateable": true,
   "privileged": false,