Update README.md

Author: ss892714028

README.md

@@ -16,4 +16,4 @@ Breadth First Search is unweighted and gaurantee a optimal path.
 
 ### Depth First Search
 Depth First Search is unweighted and does not gaurantee a optimal path.
-![](https://github.com/ss892714028/Maze-PathFinder-Visualization-Python/blob/master/gifs/dfs.gif)
+![](https://github.com/ss892714028/Maze-PathFinder-Visualization-Python/blob/master/gifs/dfs-nonoptimal.gif)