Move type constants

Prevent problems of circular dependencies when sepating actions from
items & sheets

module/apps/rdd-import-stats.js

@@ -6,7 +6,7 @@ import { Grammar } from "../grammar.js";
 import { Misc } from "../misc.js";
 import { ENTITE_INCARNE, ENTITE_NONINCARNE } from "../constants.js";
 import { RdDItemTete } from "../item/tete.js";
-import { ITEM_TYPES } from "../item.js";
+import { ITEM_TYPES } from "../constants.js";
 
 const WHITESPACES = "\\s+"
 const NUMERIC = "[\\+\\-]?\\d+"