close opened literals
minor #3635 [QuickTour] close opened literals (xabbuh)

This PR was merged into the 2.3 branch.

Discussion
----------

[QuickTour] close opened literals

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | all
| Fixed tickets |

Commits
-------

ae95ea1 close opened literals