Merge branch 'tor/feature/vue-mr-list/filter/approver' into 'master'

Add approver filter to Vue merge request list app

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/160004



Merged-by: Payton Burdette <pburdette@gitlab.com>
Approved-by: Lukas Wanko <lwanko@gitlab.com>
Approved-by: Payton Burdette <pburdette@gitlab.com>
Co-authored-by: Thomas Randolph <trandolph@gitlab.com>