Homepage errors out on Korean translation - sprintf substitution

Homepage errors out on Korean translation - sprintf substitution

• http://localhost:5000/?redirect=no&lang=ko
• https://gitter.im/?redirect=no&lang=ko

https://sentry.gitlab.net/gitlab/gitter-backend/issues/580173/

Error: [homepage.hbs] [sprintf] % s </a>을 의뢰하십시오. 우리는 매달 이 인용문을 업데이트 할 것입니다..
  File "/opt/gitter/gitter-webapp/server/handlers/root.js", line 63, in null.<anonymous>
    res.render('homepage', {
  File "/opt/gitter/gitter-webapp/server/web/middlewares/unawesome-browser.js", line 10, in module.exports
    next();
  File "/opt/gitter/gitter-webapp/server/web/middlewares/feature-toggles.js", line 102, in module.exports
    if (!req.user) return next();
  File "/opt/gitter/gitter-webapp/server/web/middlewares/prevent-clickjacking.js", line 7, in preventClickjackingMiddleware
    next();
  File "/opt/gitter/gitter-webapp/server/web/middlewares/tokenless-user.js", line 18, in module.exports
    return next();
...
(95 additional frame(s) were not displayed)

Error: [homepage.hbs] [sprintf] % s </a>을 의뢰하십시오. 우리는 매달 이 인용문을 업데이트 할 것입니다..