CMake: Fix missing run of CMake after saving sub-CMakeLists.txt

If you have a project with subdirs, changing and saving on of the
subdirs CMakeLists.txt would just "reparse" the existing project
data again.
Instead run CMake first, so the change actually takes effect.

Change-Id: Ia2b0f8b5681f10d426229470fdc420b3234eccec
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp

@@ -781,7 +781,7 @@ void CMakeBuildSystem::wireUpConnections()
             if (cmake && cmake->isAutoRun()) {
                 qCDebug(cmakeBuildSystemLog) << "Requesting parse due to dirty project file";
                 setParametersAndRequestParse(BuildDirParameters(cmakeBuildConfiguration()),
-                                             CMakeBuildSystem::REPARSE_DEFAULT);
+                                             CMakeBuildSystem::REPARSE_FORCE_CMAKE_RUN);
             }
         }
     });