Define/Validate RPO/RTO for cloudformation stack

[pethers]

Is your feature request related to a problem? Please describe.
https://aws.amazon.com/resilience-hub/

Describe the solution you'd like
https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-resiliencehub-app.html

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

[pethers]

https://github.com/aws-cloudformation/aws-cloudformation-resource-providers-resiliencehub/blob/main/aws-resiliencehub-resiliencypolicy/aws-resiliencehub-resiliencypolicy.json

[pethers]

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-resiliencehub-app.html