Merge branch '437741-remove-click-anywhere-to-dismiss' into 'master'

Do not close Duo Chat callout when clicking outside

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/144029



Merged-by: Anna Vovchenko <avovchenko@gitlab.com>
Approved-by: Serhii Yarynovskyi <syarynovskyi@gitlab.com>
Approved-by: Anna Vovchenko <avovchenko@gitlab.com>
Reviewed-by: Anna Vovchenko <avovchenko@gitlab.com>
Reviewed-by: Jay McCure <jmccure@gitlab.com>
Co-authored-by: Denys Mishunov <dmishunov@gitlab.com>