Use pull request #11041 from DanielRuf/fix/reveal-destroy-remove-open-classes-10626...

Use pull request #11041 from DanielRuf/fix/reveal-destroy-remove-open-classes-10626 for v6.5.0

21976813a fix: remove the open classes if no visible reveal exists after destroying one
c3f0e101e fix: properly call removeRevealOpenClasses, add comments, remove a few empty lines
74006f466 fix: use right reference to the local context
7f30ef811 fix: make removeRevealOpenClasses and addRevealOpenClasses available for the whole component

Co-Authored-By: Daniel Ruf <daniel.ruf@ueberbit.de>
Signed-off-by: Nicolas Coden <nicolas@ncoden.fr>