Merge branch 'remove-duplicated-indexes-board_group_recent_visits' into 'master'

Remove duplicated index from board_group_recent_visits

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/152278



Merged-by: Diogo Frazão <dfrazao@gitlab.com>
Approved-by: Ravi Kumar <rkumar@gitlab.com>
Approved-by: Diogo Frazão <dfrazao@gitlab.com>
Co-authored-by: Leonardo Rosa <ldarosa@gitlab.com>