Standardize EVENT_OBJECT to OBJECT_EVENT

data/maps/MtPyre_3F/map.json

@@ -15,7 +15,7 @@
   "connections": null,
   "object_events": [
     {
-      "graphics_id": "EVENT_OBJ_GFX_PSYCHIC_M",
+      "graphics_id": "OBJ_EVENT_GFX_PSYCHIC_M",
       "x": 1,
       "y": 4,
       "elevation": 3,
@@ -28,7 +28,7 @@
       "flag": "0"
     },
     {
-      "graphics_id": "EVENT_OBJ_GFX_LASS",
+      "graphics_id": "OBJ_EVENT_GFX_LASS",
       "x": 11,
       "y": 4,
       "elevation": 3,
@@ -41,7 +41,7 @@
       "flag": "0"
     },
     {
-      "graphics_id": "EVENT_OBJ_GFX_ITEM_BALL",
+      "graphics_id": "OBJ_EVENT_GFX_ITEM_BALL",
       "x": 0,
       "y": 7,
       "elevation": 3,
@@ -54,7 +54,7 @@
       "flag": "FLAG_ITEM_MT_PYRE_3F_SUPER_REPEL"
     },
     {
-      "graphics_id": "EVENT_OBJ_GFX_WOMAN_2",
+      "graphics_id": "OBJ_EVENT_GFX_WOMAN_2",
       "x": 6,
       "y": 4,
       "elevation": 3,