Update question.php

Change wrapper to say translate to language rather than in language. Models other than gpt-4 were not doing the translation

question.php

@@ -204,7 +204,7 @@ public function build_full_ai_prompt($response, $aiprompt, $defaultmark, $marksc
             $prompt .= ' Set marks to null in the json object.'.PHP_EOL;
         }
         $prompt .= ' '.trim(get_config('qtype_aitext', 'jsonprompt'));
-        $prompt .= ' respond in the language '.current_language();
+        $prompt .= ' translate to the language '.current_language();
         return $prompt;
 
     }