Revert "L10n: Improve the work of exporting a language to JS with includes"

I got a little confused then, it turned out to be unnecessary

Web/Presenters/AboutPresenter.php

@@ -75,7 +75,7 @@ final class AboutPresenter extends OpenVKPresenter
         if(is_null($lg))
             $this->throwError(404, "Not found", "Language is not found");
         header("Content-Type: application/javascript");
-        echo "window.lang = " . json_encode(array_unique($localizer->export($lang))) . ";"; // привет хардкод :DDD
+        echo "window.lang = " . json_encode($localizer->export($lang)) . ";"; // привет хардкод :DDD
         exit;
     }