fix bug

无故事王国

2023-11-28 c32cea453e0cad8bf52ac59f8a95006aa0b8215b

 WanPai/Root/Course/VC/StudentExchangeVC.swift

@@ -57,7 +57,7 @@
         UserDefaults.standard.setValue(id, forKey: "currentStuId")
         UserDefaults.standard.synchronize()
         Services.startCourseSwitch(id: id).subscribe(onNext: { data in
            NotificationCenter.default.post(name: StudentUpdate_Nofi, object: nil)
            NotificationCenter.default.post(name: StudentRefresh_Nofi, object: nil)
            self.navigationController?.popViewController()
         }).disposed(by: disposeBag)
      }