docs: fix video table

Author: Mateu Aguiló Bosch

README.md

@@ -99,6 +99,8 @@ curl -X GET \
 <table>
   <tr>
     <td><a href="https://www.youtube.com/watch?v=TrfuwNV5cUQ"><img src="https://img.youtube.com/vi/TrfuwNV5cUQ/0.jpg" alt="ContentaJS GraphQL video"></a></td><td><a href="https://www.youtube.com/watch?v=xMn-jRFJ_lo"><img src="https://img.youtube.com/vi/xMn-jRFJ_lo/0.jpg" alt="ContentaJS GraphQL video"></a></td><td><a href="https://www.youtube.com/watch?v=7eLsfIZYuvU"><img src="https://img.youtube.com/vi/7eLsfIZYuvU/0.jpg" alt="ContentaJS GraphQL video"></a></td><td><a href="https://www.youtube.com/watch?v=TLx4EmAP1TY"><img src="https://img.youtube.com/vi/TLx4EmAP1TY/0.jpg" alt="ContentaJS GraphQL video"></a></td>
+  </tr>
+  <tr>
     <td><a href="https://www.youtube.com/watch?v=omQKWi_9DM"><img src="https://img.youtube.com/vi/omQKWi_9DM/0.jpg" alt="ContentaJS GraphQL video"></a></td><td><a href="https://www.youtube.com/watch?v=j492r-M5-8A"><img src="https://img.youtube.com/vi/j492r-M5-8A/0.jpg" alt="ContentaJS GraphQL video"></a></td><td><a href="https://www.youtube.com/watch?v=Qnlm2gCKcwo"><img src="https://img.youtube.com/vi/Qnlm2gCKcwo/0.jpg" alt="ContentaJS GraphQL video"></a></td><td><a href="https://www.youtube.com/watch?v=KEd4rsIQBug"><img src="https://img.youtube.com/vi/KEd4rsIQBug/0.jpg" alt="ContentaJS GraphQL video"></a></td>
   </tr>
 </table>