dont load noteskin resources for every color

as far as i can tell the color has no impact on what resource gets loaded, meaning we load the same resources 9x over when we could just refpass them after loading the first group

needs investigation?

src/NoteDisplay.cpp

@@ -217,7 +217,7 @@ MakeNoteResource(const RString& sButton,
 	  NOTESKIN->GetCurrentNoteSkin(), sElementAndType, pn, gc);
 
 	map<NoteSkinAndPath, NoteResource*>::iterator it =
-	  g_NoteResource[Color].find(nsap);
+	  g_NoteResource["4th"].find(nsap);	// i cant figure out how color changes what actors are loaded... -mina
 	if (it == g_NoteResource[Color].end()) {
 		auto* pRes = new NoteResource(nsap);