Correct README sample output

Author: glasnt

README.rst

@@ -9,7 +9,7 @@ Usage
 To convert a string from the command line::
 
     $ python3 -m emojificate "I 💜 emoji 😊"
-    I <img src="https://twemoji.maxcdn.com/36x36/1f49c.png" alt="💜" title="Purple Heart" height="16px" aria-label="Emoji: Purple Heart"> emoji <img src="https://twemoji.maxcdn.com/36x36/1f60a.png" alt="😊" title="Smiling Face With Smiling Eyes" height="16px" aria-label="Emoji: Smiling Face With Smiling Eyes">
+    I <img src="https://twemoji.maxcdn.com/36x36/1f49c.png" alt="💜" title="Purple Heart" aria-label="Emoji: Purple Heart"> emoji <img src="https://twemoji.maxcdn.com/36x36/1f60a.png" alt="😊" title="Smiling Face With Smiling Eyes" aria-label="Emoji: Smiling Face With Smiling Eyes">
 
 Or, if you've got a Django project, put ``emojificate`` into your ``INSTALLED_APPS``, and then use the following in a template::