fix trad Jouer

website/src/pages/games/components/game-article.js

@@ -28,7 +28,7 @@ class GameArticle {
         this.render_play_button = {
             tag: "button",
             class: "play-button",
-            contents: "Jouer",
+            contents: t("Jouer"),
             onclick: this.handle_click_play.bind(this, button_data.filename, button_data.engine)
         };
     }