spell error

src/main/resources/i18n/msg_en.properties

@@ -90,7 +90,7 @@ app.message.body.payment=You have received a payment of
 app.message.title.risk=Risk Control Message
 app.message.body.risk=You have received a risk control reminder. Please check the email for details.
 app.message.title.notice=System Message
-app.message.body.refund=Your refund request has bean sent,refund count is 
+app.message.body.refund=Your refund request has been sent,refund count is 
 app.message.body.cashback=You got a cashback of 
 app.message.title.clean=Settlement Notification
 app.message.body.clean=Today's clearing has been completed,settlement count is