Everywhere: Run clang-format

Author: https://github.com/IdanHo
Commit: 086969277e
Pull-request: https://github.com/SerenityOS/serenity/pull/12321
Reviewed-by: https://github.com/BertalanD
Reviewed-by: https://github.com/bgianfo ✅

Userland/Libraries/LibGUI/Layout.cpp

@@ -140,7 +140,7 @@ void Layout::set_spacing(int spacing)
         m_owner->notify_layout_changed({});
 }
 
-void Layout::set_margins(const Margins& margins)
+void Layout::set_margins(Margins const& margins)
 {
     if (m_margins == margins)
         return;