Fix compile error with new MSBuild version

fholger · fholger · commit 76ff5cce109d · 2023-12-22T19:13:48.000+01:00
diff --git a/Code/CryEngine/CryCommon/StlUtils.h b/Code/CryEngine/CryCommon/StlUtils.h
@@ -16,6 +16,7 @@
 #define _STL_UTILS_HEADER_
 
 #include <algorithm>
+#include <functional>
 #include <map>
 #include <vector>
 
