Fix AWS and GCP token leakage

What does this MR do and why?

Fixes leakage reported in: https://gitlab.com/gitlab-sirt/shared-incidents/incident_5014/-/issues/1

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• Commits include Changelog: trailer
• I have evaluated the MR acceptance checklist for this MR.