Add include to header for coming libc++ updates
diff --git a/fml/message_loop_task_queues.cc b/fml/message_loop_task_queues.cc
index e0146c6..99d1914 100644
--- a/fml/message_loop_task_queues.cc
+++ b/fml/message_loop_task_queues.cc
@@ -6,6 +6,7 @@
 
 #include "flutter/fml/message_loop_task_queues.h"
 
+#include <algorithm>
 #include <iostream>
 #include <memory>
 #include <optional>