Add CSP headers for Zuora iFrame
What does this MR do?
This adds the necessary CSP headers for including the Zuora iFrame within GitLab as part of the new paid signup flow (gitlab-org/growth/product#87 (closed)).
This is a followup to !21640 (merged)
There is no changelog, since the feature is behind a feature flag.
/closes #196529 (closed)
Edited by Alex Buijs