Update README.md

Author: SpyzzVVarun

Minesweeper/README.md

@@ -25,8 +25,8 @@ To win the game, the player has to correctly “flag” the positions of all the
 
 **DEMONSTRATION**
 
-![Demonstration](/images/demonstration.png)
+![Demonstration](https://github.com/SpyzzVVarun/Play-With-Python/blob/main/Minesweeper/images/demonstration.png)
 
 **YOUR NAME**
 
-Varun Nagpal
+Varun Nagpal