Document some overworld and field effects

src/fldeff_sweetscent.c

@@ -41,7 +41,7 @@ bool8 FldEff_SweetScent(void)
     u8 taskId;
 
     SetWeatherScreenFadeOut();
-    taskId = oei_task_add();
+    taskId = CreateFieldMoveTask();
     gTasks[taskId].data[8] = (u32)StartSweetScentFieldEffect >> 16;
     gTasks[taskId].data[9] = (u32)StartSweetScentFieldEffect;
     return FALSE;