cbcbba9805
When commit5f7d05ecfdadded QLIST_INSERT_HEAD_RCU() to qemu/queue.h, it had to include qemu/atomic.h. Commit341774fe6cremoved QLIST_INSERT_HEAD_RCU() again, but neglected to remove the #include. Do that now. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Message-Id: <20190812052359.30071-6-armbru@redhat.com>