[router] add reasoning and tool parser argument in router (#11290)

sgl-router/src/service_discovery.rs

@@ -543,6 +543,8 @@ mod tests {
             router_manager: None,
             response_storage: Arc::new(crate::data_connector::MemoryResponseStorage::new()),
             load_monitor: None,
+            configured_reasoning_parser: None,
+            configured_tool_parser: None,
         })
     }