Fix CA Certs for OpenShift

What does this MR do?

Fix CA Certs for OpenShift by granting /etc/ssl/certs/ca-certificates.crt root group perms.

• Example failing job with dind to simulate open shift user perms: https://gitlab.com/gitlab-org/security-products/tests/java-gradle/-/jobs/2728842254
• MR to fix: !148 (merged)
• Passing job: https://gitlab.com/gitlab-org/security-products/tests/java-gradle/-/jobs/2729106062

What are the relevant issue numbers?

gitlab-org/gitlab#350625 (closed)

Does this MR meet the acceptance criteria?

• Changelog entry added
• Documentation created/updated for GitLab EE, if necessary
• Documentation created/updated for this project, if necessary
• Documentation reviewed by technical writer or follow-up review issue created
• Tests added for this feature/bug
• Job definition updated, if necessary
  • Auto-DevOps template (also in CE)
  • Job definition example
  • CI Templates (to be removed)
  • Vendored CI Templates (also in CE)
• Conforms to the code review guidelines
• Conforms to the Go guidelines
• Security reports checked/validated by reviewer