Return the focus back to the editors when switching between them

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/126974



Merged-by: Anna Vovchenko <avovchenko@gitlab.com>
Approved-by: Désirée Chevalier <dchevalier@gitlab.com>
Approved-by: Rudy Crespo <rcrespo@gitlab.com>
Approved-by: Anna Vovchenko <avovchenko@gitlab.com>
Reviewed-by: Anna Vovchenko <avovchenko@gitlab.com>
Reviewed-by: Rudy Crespo <rcrespo@gitlab.com>
Co-authored-by: Himanshu Kapoor <hkapoor@gitlab.com>