Update RecruitHeroBehavior.cpp

Removed inclusion of no longer existing and also not needed header.

AI/Nullkiller/Behaviors/RecruitHeroBehavior.cpp

@@ -13,7 +13,6 @@
 #include "../AIUtility.h"
 #include "../Goals/RecruitHero.h"
 #include "../Goals/ExecuteHeroChain.h"
-#include "../lib/CHeroHandler.h"
 
 namespace NKAI
 {