feat(redshift): multi AZ cluster

[badmintoncryer]

Issue # (if applicable)

Closes #.

Reason for this change

AWS CDK cannot configure Redshift multi-AZ cluster.

Description of changes

Add multiAz to clusterProps.

Description of how you validated changes

I've added both unit and integ tests.

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license

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[go-to-k]

Thanks for this PR. I made just some minor comments.

[shikha372]

LGTM ! ..Thank you for your contribution @badmintoncryer

[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

[badmintoncryer]

@Mergifyio update

[mergify]

update

✅ Branch has been successfully updated

[aws-cdk-automation]

AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: 9715570
• Result: SUCCEEDED
• Build Logs (available for 30 days)

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[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

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