Fix image align

Author: stefbenoist

documentation/2.1.0/orchestrators/yorc/quickstart.html

@@ -45,7 +45,7 @@ <h2 id="setup-and-deploy-your-application">Setup and deploy your application</h2
 <ul>
   <li>Select your location</li>
   <li>Go to the Deploy tab</li>
-  <li>And click on <img src="../../../../images/2.1.0/yorc/app-deploy-btn.png" alt="deploy button" /></li>
+  <li>And click on <img src="../../../../images/2.1.0/yorc/app-deploy-btn.png" alt="deploy button" height="26px" class="inline" /></li>
 </ul>
 
 <p><img src="../../../../images/2.1.0/yorc/app-location.png" alt="Select a location" /></p>