### Describe the issue

bitcoin-qt: Debug pop-up window, Peers tab, right-click ban node for 1 hour, day, week, year does nothing. Disconnect node still works.
### Is the issue reproducible?

Yes.
#### List steps to reproduce below:
1. build master branch after commit https://github.com/bitcoin/bitcoin/commit/6423116741de2144872389cf63a621539ae79aaa
2. launch bitcoin-qt (on testnet is advisable)
3. test ban node list right-click functionality on Menu->Help->Debug pop-up window, Peers tab.

{
    QThread *thread = new QThread;
    RPCExecutor *executor = new RPCExecutor();
    executor->moveToThread(thread);
    
    connect(executor, SIGNAL(reply(int,QString)), this, SLOT(message(int,QString)));
    
    connect(this, SIGNAL(cmdRequest(QString)), executor, SLOT(request(QString)));
    
    
    
    connect(this, SIGNAL(stopExecutor()), executor, SLOT(deleteLater()));
    connect(this, SIGNAL(stopExecutor()), thread, SLOT(quit()));
    
    connect(thread, SIGNAL(finished()), thread, SLOT(deleteLater()));
    
    
    thread->start();
}
void RPCConsole::on_tabWidget_currentChanged(int index)