iOS: Fix QML Profiling on Simulator and iOS < 17 devices

Amends 21661db604
after which we have to explicitly request the QML channel.

Change-Id: I63f867ea59afa529ae9c02595f6c46cb633b8e46
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

src/plugins/ios/iosrunner.cpp

@@ -822,6 +822,7 @@ IosQmlProfilerSupport::IosQmlProfilerSupport(RunControl *runControl)
 
     m_runner = new IosRunner(runControl);
     m_runner->setQmlDebugging(QmlProfilerServices);
+    runControl->requestQmlChannel();
     addStartDependency(m_runner);
 
     m_profiler = runControl->createWorker(ProjectExplorer::Constants::QML_PROFILER_RUNNER);