Merge branch 'esahlani-fix-ruby-links-tenant-scale' into 'master'

Fix links in billing_plans and vulnerabilities helpers

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/171014



Merged-by: Thong Kuah <tkuah@gitlab.com>
Approved-by: Marcel Amirault <mamirault@gitlab.com>
Approved-by: Thong Kuah <tkuah@gitlab.com>
Co-authored-by: Emily Sahlani <esahlani@gitlab.com>