Remove debug statement whoops

Author: eclipseisoffline

core/src/main/java/org/geysermc/geyser/session/cache/AdvancementsCache.java

@@ -131,7 +131,6 @@ public void buildAndShowMenuForm() {
      * Build and send the list of advancements
      */
     public void buildAndShowListForm() {
-        System.out.println("showing list form called");
         GeyserAdvancement categoryAdvancement = storedAdvancements.get(currentAdvancementCategoryId);
         String language = session.locale();