Move local IDs to map.json

data/maps/BirthIsland_Exterior/map.json

@@ -2,7 +2,7 @@
   "id": "MAP_BIRTH_ISLAND_EXTERIOR",
   "name": "BirthIsland_Exterior",
   "layout": "LAYOUT_BIRTH_ISLAND_EXTERIOR",
-  "music": "0xFFFF",
+  "music": "MUS_NONE",
   "region_map_section": "MAPSEC_BIRTH_ISLAND",
   "requires_flash": false,
   "weather": "WEATHER_NONE",
@@ -16,6 +16,7 @@
   "connections": null,
   "object_events": [
     {
+      "local_id": "LOCALID_BIRTH_ISLAND_EXTERIOR_ROCK",
       "type": "object",
       "graphics_id": "OBJ_EVENT_GFX_METEORITE",
       "x": 15,
@@ -30,6 +31,7 @@
       "flag": "FLAG_HIDE_BIRTH_ISLAND_METEORITE"
     },
     {
+      "local_id": "LOCALID_BIRTH_ISLAND_DEOXYS",
       "type": "object",
       "graphics_id": "OBJ_EVENT_GFX_VAR_0",
       "x": 15,