Merge branch 'psi-wi-group-router' into 'master'

Fix work item /new page for groups

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/145096



Merged-by: Florie Guibert <fguibert@gitlab.com>
Approved-by: Florie Guibert <fguibert@gitlab.com>
Approved-by: Rajan Mistry <rmistry@gitlab.com>
Co-authored-by: Simon Knox <simon@gitlab.com>