Fix warnings

src/components/position.rs

@@ -10,6 +10,6 @@ pub struct Position {
 
 impl PartialEq<Point> for Position {
     fn eq(&self, other: &Point) -> bool {
-        return self.x == other.x && self.y == other.y;
+        self.x == other.x && self.y == other.y
     }
 }

src/map.rs

@@ -125,10 +125,9 @@ impl Map {
     }
 
     pub fn is_solid(&self, point: Point) -> bool {
-        match self.get_tile_at(point) {
-            TileType::Wall => true,
-            TileType::BreakableWall => true,
-            _ => false,
-        }
+        matches!(
+            self.get_tile_at(point),
+            TileType::Wall | TileType::BreakableWall
+        )
     }
 }