Debugger: Add debugger name to progress bar

... when there is more than one engine.

Mildly-related-to: QTCREATORBUG-30355
Change-Id: Idaf41b97f51c384ccf6a437d9c9c8dec922affc6
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/debugger/debuggerruncontrol.cpp

@@ -543,11 +543,11 @@ void DebuggerRunTool::start()
     for (auto engine : m_engines) {
         engine->setRunParameters(m_runParameters);
         engine->setRunId(d->runId);
-        engine->setRunTool(this);
         for (auto companion : m_engines) {
             if (companion != engine)
                 engine->addCompanionEngine(companion);
         }
+        engine->setRunTool(this);
         if (!first)
             engine->setSecondaryEngine();
         auto rc = runControl();