添加注释，部分优化

Runt

2022-08-13 b3a51f064c4dfb27f54cd9526803338d2e8dc296

 app/src/main/java/com/runt/open/mvvm/ui/sign/SignInViewModel.java

@@ -13,8 +13,6 @@
 */
public class SignInViewModel extends BaseViewModel {



    public void signIn(HttpObserver<String> observer){
        httpObserverOn(commonApi.signIn(),observer);
    }