Spike: Automate rotation of pagerduty_integration_keys

[richgreen-moj]

User Story

As a MP Engineer, I want to automate the rotation of the pagerduty_integration_keys using Terraform, So that I can ensure that secrets are rotated regularly mitigating the risk of long-lived credentials.

Value / Purpose

Automating the rotation of the pagerduty_integration_keys would remove the manual burden of an engineer having to rotate them on a regular basis and should be possible as they are created via Terraform using this resource: https://registry.terraform.io/providers/PagerDuty/pagerduty/latest/docs/resources/service_integration

Useful Contacts

@davidkelliott

Additional Information

Proposal / Unknowns

Definition of Done

• [ ] README has been updated
• [ ] User docs have been updated
• [ ] Another team member has reviewed
• [ ] Tests are green