refactor file locations for readability

src/entities/livestock/pig.rs

@@ -1,7 +1,7 @@
 use crate::constants::TILE_SIZE;
 use crate::constants::*;
 use crate::entities::shared_components::Ambulatory;
-use crate::tilemap::VisibleGameEntity;
+use crate::world::VisibleGameEntity;
 use bevy::prelude::*;
 use bevy_rand::prelude::*;
 use rand::Rng;