Fix setEnabler / readSettings order

BaseAspect::setEnabler requires the settings to be read already.
This is because readSettings() does not emit "valueChanged", and so
the connections from the enabler to the target are not triggered.

Change-Id: I0c95e2b516cd03c1dbad653288b44510ec7ea800
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/autotest/autotestplugin.cpp

@@ -136,7 +136,6 @@ AutotestPluginPrivate::AutotestPluginPrivate()
     TestFrameworkManager::registerTestFramework(&theCatchFramework());
 
     TestFrameworkManager::registerTestTool(&theCTestTool());
-    TestFrameworkManager::synchronizeSettings();
 
     m_resultsPane = TestResultsPane::instance();