ADA-CP 2.3.2: Ensure security contact information is registered

[rdegraaf]

Is your feature request related to a problem? Please describe.

The App Defense Alliance Cloud Profile requires a check that security contact details have been entered for each AWS account.

Describe the solution you'd like

Implement the check as documented at https://github.com/appdefensealliance/ASA-WG/blob/main/Cloud%20App%20and%20Config%20Profile/Cloud%20App%20and%20Config%20Test%20Guide.md#232-ensure-security-contact-information-is-registered.

Describe alternatives you've considered

None

Additional context

[rdegraaf]

Fixed in https://github.com/rdegraaf/ScoutSuite/tree/ada-cp-aws. MR to come once I have a few more rules implemented.