zh_tw: rest_router: Correct the IP address which set to router s1
zh_tw: rest_router: Correct the IP address which set to router s1

Signed-off-by: “Shinpei <97ebe137699772210ccc3c6a299cdfd07ff427b2@gmail.com”>

osrg/ryu-book,iwaseyusuke/ryu-book,iwaseyusuke/ryu-book,osrg/ryu-book