fix test syntax from bash to sh
fix test syntax from bash to sh

mukaiu/wechaty,binsee/wechaty,wechaty/wechaty,Chatie/wechaty,binsee/wechaty,binsee/wechaty,Chatie/wechaty,wechaty/wechaty,lijiarui/wechaty,mukaiu/wechaty,Chatie/wechaty,mukaiu/wechaty,zixia/wechaty,wechaty/wechaty,zixia/wechaty,lijiarui/wechaty