Fix translation error (#1018)
Fix translation error (#1018)

Old translation read: "Thanks to fill in this survey", new translation reads "Thanks for filling in this survey".
dmitrykurmanov/surveyjs,dmitrykurmanov/surveyjs,dmitrykurmanov/surveyjs,dmitrykurmanov/surveyjs,andrewtelnov/surveyjs,surveyjs/surveyjs,surveyjs/surveyjs,surveyjs/surveyjs,andrewtelnov/surveyjs,surveyjs/surveyjs,andrewtelnov/surveyjs