Update explorer quest infoNumber pointer progress

src/main/java/scripting/map/MapScriptMethods.java

@@ -114,6 +114,11 @@ public class MapScriptMethods extends AbstractPlayerInteraction {
         }
         String status = Integer.toString(qs.getMedalProgress());
         String infoex = qs.getInfoEx(0);
+
+        // explorer quests all have an infoex/infonumber requirement that points to another quest
+        // THAT quest's progress needs to be updated for Quest.canComplete() to return true
+        getPlayer().getQuest((int)quest.getInfoNumber(qs.getStatus())).setProgress(0, status);
+
         getPlayer().announceUpdateQuest(DelayedQuestUpdate.UPDATE, qs, true);
         StringBuilder smp = new StringBuilder();
         StringBuilder etm = new StringBuilder();