fix: even more changes to accommodate older GraphQL schema

docs/unraid-schema.graphql

@@ -698,7 +698,8 @@ type Info implements Node {
 }
 
 type MetricsCpu {
-  used: Float
+  percentTotal: Float!
+  cpus: [CPULoad!]!
 }
 
 type MetricsMemory {
@@ -715,7 +716,6 @@ type Metrics implements Node {
 type Service implements Node {
   id: PrefixedID!
   name: String
-  state: String
   online: Boolean
   uptime: Uptime
   version: String
@@ -751,12 +751,6 @@ type Registration implements Node {
   updateExpiration: String
 }
 
-type ConnectSettings {
-  status: String
-  sandbox: Boolean
-  flashGuid: String
-}
-
 type Owner {
   username: String!
   avatar: String!
@@ -1325,9 +1319,6 @@ type Query {
 
   # Network (used by MCP tool)
   network: Network
-
-  # Connect (used by MCP tool)
-  connect: ConnectSettings
 }
 
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