NGINX: Add default Referrer-Policy header
Summary
Spawned from https://gitlab.com/gitlab-org/gitlab-ce/issues/39147 & gitlab-org/omnibus-gitlab!3138 (merged), to match to the Omnibus GitLab
Add a default header for NGINX: Referrer-Policy: strict-origin-when-cross-origin
This can be done with nginx-ingress.controller.headers: {}
nginx-ingress:
controller:
headers:
Referrer-Policy: strict-origin-when-cross-origin