Address issue with Inventor Beehive and Buccaneer Monkey ability on valiant weapon (#604)

* Add Script

Add the FireFirstSkillonStartup script to allow for scripts that use this to function.

* Add comments

dScripts/FireFirstSkillonStartup.h

@@ -0,0 +1,12 @@
+#pragma once
+#ifndef __FIREFIRSTSKILLONSTARTUP__H__
+#define __FIREFIRSTSKILLONSTARTUP__H__
+
+#include "CppScripts.h"
+
+class FireFirstSkillonStartup : public CppScripts::Script {
+    public:
+        void OnStartup(Entity* self) override;
+};
+
+#endif  //!__FIREFIRSTSKILLONSTARTUP__H__