Version v4.0.6

version v4.0.5

version v4.0.4

Release v4.0.3

- Upgrade CDK to version 2
- Upgrade nodejs version for build pipeline to 16
- Upgrade nodejs version for lambda functions to 16
- Include ClusterSize in deployment metrics
- Upgrade aws-sdk version to mitigate [CVE-2023-0842: xml2js vulnerable to prototype pollution](https://nvd.nist.gov/vuln/detail/CVE-2023-0842)

Merge pull request #45 from aws-solutions/release/v4.0.2

updating with version v4.0.2

Merge pull request #42 from aws-solutions/develop

Update to version v4.01

Updated to version 4.0.0