fix: adapt for supported GraphQL schema on 6.12.13

docs/research/unraid-api-research.md

@@ -220,13 +220,12 @@ Then access at `http://YOUR_SERVER_IP/graphql` to explore the schema via Apollo
 ```graphql
 query {
   info {
-    os { platform distro release uptime hostname arch kernel }
+    os { platform distro release uptime hostname arch }
     cpu { manufacturer brand cores threads }
     memory { layout { bank type clockSpeed manufacturer } }
     baseboard { manufacturer model version serial }
     system { manufacturer model version serial uuid }
-    versions { kernel docker unraid node }
-    apps { installed started }
+    versions { docker unraid node }
     machineId
     time
   }