feature request: Support for SES GetIdentityDkimAttributes

### Is there an existing issue for this?

- [X] I have searched the existing issues

### Feature description

Would like to have support for `GetIdentityDkimAttributes`. Currently, returns:

`Error: InternalFailure: API action 'GetIdentityDkimAttributes' for service 'ses' not yet implemented`

### 🧑‍💻 Implementation

_No response_

### Anything else?

_No response_