fixed typo

Author: JoshuaWise

src/addon.cpp

@@ -2,6 +2,7 @@
 #include <string>
 #include <node.h>
 #include <node_object_wrap.h>
+template <class T> using CopyablePersistent = v8::Persistent<T, v8::CopyablePersistentTraits<T>>;
 
 struct Addon {
 	CopyablePersistent<v8::Function> constructor;

src/macros.cpp

@@ -101,7 +101,3 @@ void SetPrototypeGetter(
 		v8::AccessorSignature::New(isolate, recv)
 	);
 }
-
-#hdr
-template <class T> using CopyablePersistent = v8::Persistent<T, v8::CopyablePersistentTraits<T>>;
-#end