Update README.md

Author: Chi-teck

README.md

@@ -34,6 +34,7 @@ DCG|PHP|Symfony|Twig|Drupal|Drush
 1|7.1 - 7.4|3, 4|1, 2|7, 8|9, 10
 2|7.4+|4, 5|2, 3|7, 9|11
 3|8.1+|6|3|10|12
+4|8.3+|7|3|11|13
 
 ## License
 GNU General Public License, version 2 or later.