Missing AWS::SageMaker types

[corymhall]

Hello!

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Issue details

### Tasks
- [ ] AWS::SageMaker::CodeRepository
- [x] AWS::SageMaker::Endpoint
- [ ] AWS::SageMaker::EndpointConfig
- [ ] AWS::SageMaker::Model
- [ ] AWS::SageMaker::NotebookInstance
- [ ] AWS::SageMaker::NotebookInstanceLifecycleConfig
- [ ] AWS::SageMaker::Workteam

Affected area/feature