call: hold button disapearing on hold

Refs #77653

Change-Id: Iaa50d890cf9241a4bf2ae5296edc599490b58c55

callwidget.cpp

@@ -277,8 +277,6 @@ CallWidget::callStateChanged(Call* call, Call::State previousState)
             setActualCall(onHoldCall);
             onHoldCall->performAction(Call::Action::HOLD);
         }
-    } else if (call->state() == Call::State::HOLD) {
-        ui->videoWidget->hide();
     } else if (call->state() == Call::State::CURRENT) {
         displaySpinner(false);
         ui->videoWidget->show();