fix(#2352): allow too_many_lines on the HostRequest dispatch router

hive-c0re/src/server.rs

@@ -74,6 +74,12 @@ async fn handle(stream: UnixStream, coord: Arc<Coordinator>) -> Result<()> {
     }
 }
 
+#[allow(
+    clippy::too_many_lines,
+    reason = "flat one-arm-per-HostRequest-variant router; each arm just \
+              delegates to a handler. Splitting the match would scatter the \
+              wire-command routing without shrinking it."
+)]
 async fn dispatch(req: &HostRequest, coord: Arc<Coordinator>) -> HostResponse {
     let result: anyhow::Result<HostResponse> = async {
         Ok(match req {