Fix /makeitem looking up the template by string instead of template id

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/engine/devcmd/cmds/MakeItemCmd.java

@@ -62,11 +62,10 @@ public class MakeItemCmd extends AbstractDevCmd {
         ItemTemplate template;
         try {
             templateID = Integer.parseInt(words[0]);
-            template = ItemTemplate.templates.get(words[0].toLowerCase());
+            template = ItemTemplate.templates.get(templateID);
 
             if (template == null) {
-                throwbackError(pc, "Supplied type " + words[0]
-                        + " failed to parse to an Integer");
+                throwbackError(pc, "No item template with id " + words[0]);
                 return;
             }