Document some overworld and field effects

src/item_menu.c

@@ -600,7 +600,7 @@ void CB2_BagMenuRun(void)
     RunTasks();
     AnimateSprites();
     BuildOamBuffer();
-    do_scheduled_bg_tilemap_copies_to_vram();
+    DoScheduledBgTilemapCopiesToVram();
     UpdatePaletteFade();
 }
 
@@ -627,7 +627,7 @@ bool8 SetupBagMenu(void)
     {
     case 0:
         SetVBlankHBlankCallbacksToNull();
-        clear_scheduled_bg_copies_to_vram();
+        ClearScheduledBgCopiesToVram();
         gMain.state++;
         break;
     case 1: