CMakeBuildSystem: Run ctest process asynchronously in main thread

Instead of running it in other thread using blocking interface.

Amends 675a72e296

Change-Id: Ia4c7701fa4cd9efea4aeccd979dfb8cde28a889e
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>

src/plugins/cmakeprojectmanager/cmakebuildsystem.h

@@ -11,7 +11,6 @@
 #include <projectexplorer/buildsystem.h>
 
 #include <utils/fileutils.h>
-#include <utils/futuresynchronizer.h>
 #include <utils/temporarydirectory.h>
 
 namespace CppEditor { class CppProjectUpdater; }
@@ -19,6 +18,7 @@ namespace ProjectExplorer {
     class ExtraCompiler;
     class FolderNode;
 }
+namespace Utils { class QtcProcess; }
 
 namespace CMakeProjectManager {
 
@@ -206,8 +206,8 @@ private:
 
     // CTest integration
     Utils::FilePath m_ctestPath;
+    std::unique_ptr<Utils::QtcProcess> m_ctestProcess;
     QList<ProjectExplorer::TestCaseInfo> m_testNames;
-    Utils::FutureSynchronizer m_futureSynchronizer;
 
     CMakeConfig m_configurationFromCMake;
     CMakeConfig m_configurationChanges;