ios: remove spurious Subprocess Error message

Change-Id: Ib319856d881c7399f5cd76782b1f76655fbb88b2
Reviewed-by: Eike Ziller <eike.ziller@digia.com>
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>

src/plugins/ios/iostoolhandler.cpp

@@ -394,10 +394,10 @@ void IosToolHandlerPrivate::subprocessError(QProcess::ProcessError error)
         // pass
     case StartedInferior:
     case XmlEndSeenNotProcessed:
-    case XmlEndProcessed:
         errorMsg(IosToolHandler::tr("Subprocess Error %1").arg(error));
         toolExited(-1);
         break;
+    case XmlEndProcessed:
     case Stopped:
         qDebug() << "IosToolHandler, subprocessError() in an already stopped process";
     }