Remove unnecessary property.

Resolve #4438

modules/account/src/Volo.Abp.Account.Web/Areas/Account/Controllers/Models/UserLoginInfo.cs

@@ -17,7 +17,5 @@ namespace Volo.Abp.Account.Web.Areas.Account.Controllers.Models
         public string Password { get; set; }
 
         public bool RememberMe { get; set; }
-
-        public Guid? TenanId { get; set; }
     }
-}
+}