fix: add missing include

Author: ShrBox

src/legacy/engine/EngineManager.cpp

@@ -3,6 +3,10 @@
 #include "engine/EngineOwnData.h"
 #include "engine/GlobalShareData.h"
 #include "ll/api/utils/StringUtils.h"
+#if defined(LEGACY_SCRIPT_ENGINE_BACKEND_NODEJS)
+#include "legacy/main/NodeJsHelper.h"
+#endif
+
 
 #include <map>
 #include <mutex>