add new encounter music

src/music/battle_music_lookup.c

             res = 481;
             break;
         case 22:
-            res = 471;
+            res = 498;
             break;
         case 23:
-            res = 471;
+            res = 498;
             break;
         case 24:
             res = 473;
             res = 490;
             break;
         case 40:
-            res = 472;
+            res = 499;
             break;
         case 41:
             res = 491;