Merge branch 'move-close-option-into-dropdown' into 'master'

Move Close issue button into dropdown

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/125173



Merged-by: Coung Ngo <cngo@gitlab.com>
Approved-by: Marcin Sedlak-Jakubowski <msedlakjakubowski@gitlab.com>
Approved-by: Coung Ngo <cngo@gitlab.com>
Approved-by: Sascha Eggenberger <seggenberger@gitlab.com>
Reviewed-by: Marcin Sedlak-Jakubowski <msedlakjakubowski@gitlab.com>
Co-authored-by: Annabel Dunstone Gray <annabel.dunstone@gmail.com>