:memo: Added french to language validation prompt

backend/db/data-generator/mock.js

@@ -555,7 +555,7 @@ module.exports = {
             aspect: null,
             category: 'choice',
             placeholder: null,
-            invalidInputPrompt: 'We try our best to provide results in the language of your choosing. ¿Prefieres ver resultados en español? Or would you prefer to see results in english?',
+            invalidInputPrompt: 'We try our best to provide results in the language of your choosing. ¿Prefieres ver resultados en español? Ou peut-être parlez-vous français? Or would you prefer to see results in english?',
         },
         {
             response_key_id: 14,