MainWindow: Fix for Automatic WB and edit mode WBs

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As described here:
https://forum.freecad.org/viewtopic.php?p=687188#p687188

src/Mod/Sketcher/Gui/Workbench.cpp

@@ -190,7 +190,6 @@ void Workbench::activated()
      * However, now that we are back (from another WB), we need to make the toolbars available.
      * These correspond to the last saved state.
      */
-    Base::Console().Log("Sketch WB: Activated\n");
     Gui::Document* doc = Gui::Application::Instance->activeDocument();
     if (isSketchInEdit(doc)) {
         Gui::ToolBarManager::getInstance()->setState(editModeToolbarNames(),