Debugger: Try harder to find a usable device

In remote setups without proper run configuration (e.g. attach
using the menu) there was no device available. In some situation
there's access to a kit, though, containing the right device.
Use it.

Task-number: QTCREATORBUG-20331
Change-Id: I54523f71fc10c9959901f36f3d62872d139279e5
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/projectexplorer/runconfiguration.cpp

@@ -884,6 +884,12 @@ RunControl::RunControl(RunConfiguration *runConfiguration, Core::Id mode) :
 #endif
 }
 
+RunControl::RunControl(const IDevice::ConstPtr &device, Core::Id mode)
+    : RunControl(nullptr, mode)
+{
+    d->device = device;
+}
+
 RunControl::~RunControl()
 {
 #ifdef WITH_JOURNALD