Update README.md

Author: tonalmathew

README.md

@@ -62,7 +62,7 @@ git checkout -b add-alan-mathew
 
 Now open `Contributors.md` file in a text editor, add your name to it. Don't add it at the beginning or end of the file. Put it anywhere in between. Now, save the file.
 
-<img align="right" width="450" src="assets/git-status.png" alt="git status" />
+<img align="right" width="450" src="https://github.com/firstcontributions/first-contributions/blob/master/assets/git-status.png" alt="git status" />
 
 If you go to the project directory and execute the command `git status`, you'll see there are changes.