Qnx: Fixing IDE crash when removing activated manual BB NDK Target

Task-number: QTCREATORBUG-10595
Change-Id: Ia62048de5f49b74b163b796750a3726bb4f2d262
Reviewed-by: Fanda Vacek <fvacek@blackberry.com>
Reviewed-by: Nicolas Arnaud-Cormos <nicolas@kdab.com>
Reviewed-by: David Kaspar <dkaspar@blackberry.com>

src/plugins/qnx/blackberryndksettingswidget.cpp

@@ -210,6 +210,8 @@ void BlackBerryNDKSettingsWidget::removeNdkTarget()
                                   QMessageBox::Yes | QMessageBox::No);
 
     if (button == QMessageBox::Yes) {
+        m_activatedTargets.removeOne(config);
+        m_deactivatedTargets.removeOne(config);
         m_bbConfigManager->removeConfiguration(config);
         m_manualNdks->removeChild(m_ui->ndksTreeWidget->currentItem());
     }