uploads the key rotation information

[PippaClarkGDS]

Why

Need to upload key rotation information

What

Need to upload key rotation information

Technical writer support

Needs tech writer review

How to review

n/a

Changelog

changelog needs updating

Confirm

• [x] I have checked if any docs change here also requires updates to other repositories (ADRs / RFCs, README.md, Team Manual, elsewhere in these docs)
• [x] Where there is any overlap I have updated or opened a PR for corresponding changes