Updated the next training language.

Author: ruslanbaidan

content/pages/trainings.md

@@ -25,7 +25,7 @@ table {
 | |  |  |
 |**Level required**||Basic|
 | |  |  |
-|**Language**|| French ![French][fr]     |
+|**Language**|| English ![English][en] |
 | |  |  |
 |**Extra requirements**||**A laptop is required**|
 | |  |  |