Update firsttimewizard.cpp

Removing duplicate disconnect/connect signals/slots since moved earlier in wizard in previous commit. Duplicate caused event to be called twice and not work correctly.

src/firsttimewizard.cpp

@@ -307,8 +307,6 @@ void NewSeedPage::initializePage() {
         parent->setSeed(seed);
         parent->setBirthday(birthday);
         form.birthday->setPlainText(birthday);
-        disconnect(parent->button(QWizard::CancelButton ), SIGNAL( clicked() ), parent, SLOT( reject() ) );
-        connect(parent->button(QWizard::CancelButton ), SIGNAL( clicked() ), parent, SLOT( cancelEvent() ) );
         qDebug() << __func__ << ": page initialized with birthday=" << birthday;
     }