Adding section: Mitigating OWASP Top 10 Secure CI/CD Risks using AWS services

[begimher]

Describe the Reference Implementation you'd like
We would like to add a new section to the DPRA for Top 10 Security Risks
Following the OWASP top CI/CD risks https://owasp.org/www-project-top-10-ci-cd-security-risks/
Describe alternatives you've considered
We planned originally to publish this to the Security blog, but the content is too long for a blogpost.

Additional context
This is following a chat with @cplee