Update renovate.json

Author: noyzys

renovate.json

@@ -2,5 +2,10 @@
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
     "config:recommended"
-  ]
+  ],
+  "groupName": "all dependencies",
+  "groupSlug": "all",
+  "lockFileMaintenance": {
+  "enabled": false
+    }
 }