ui: change default account creation protocol

On account creation, default protocol used to be SIP (in QComboBox)
it is now RING.

Change-Id: I250284543288cc2794f2d76134fedc4b8cd07f06
diff --git a/configurationwidget.cpp b/configurationwidget.cpp
index 66c4510..3d4e4ec 100644
--- a/configurationwidget.cpp
+++ b/configurationwidget.cpp
@@ -107,6 +107,7 @@
     ui->accountView->setCurrentIndex(accountModel_->index(0));
     ui->accountDetailLayout->addWidget(accountDetails_);
     ui->accountTypeBox->setModel(accountModel_->protocolModel());
+    ui->accountTypeBox->setCurrentIndex(ui->accountTypeBox->findText("RING"));
     ui->startupBox->setChecked(Utils::CheckStartupLink());
 
     ui->historyDaySettingsSpinBox->setValue(