Bump degenerator and aws-cdk

Removes [degenerator](https://github.com/TooTallNate/proxy-agents/tree/HEAD/packages/degenerator). It's no longer used after updating ancestor dependency [aws-cdk](https://github.com/aws/aws-cdk-cli/tree/HEAD/packages/aws-cdk). These dependencies need to be updated together.


Removes `degenerator`

Updates `aws-cdk` from 1.87.1 to 1.203.0
- [Release notes](https://github.com/aws/aws-cdk-cli/releases)
- [Commits](https://github.com/aws/aws-cdk-cli/commits/HEAD/packages/aws-cdk)

---
updated-dependencies:
- dependency-name: degenerator
  dependency-version: 
  dependency-type: indirect
- dependency-name: aws-cdk
  dependency-version: 1.203.0
  dependency-type: direct:development
...

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Author: dependabot[bot]