[Enhancement]: Add support for Redshift Multi-AZ deployment

[radim-silhanek-adastra]

Description

Redshift Multi-AZ is generally available since Nov 1st, 2023 - https://aws.amazon.com/about-aws/whats-new/2023/11/amazon-redshift-multi-az-ra3-clusters/. The ability to configure Multi-AZ is missing in aws_redshift_cluster resource. This should be added to the functionality and arguments of this resource.

Affected Resource(s) and/or Data Source(s)

aws_redshift_cluster

Potential Terraform Configuration

resource "aws_redshift_cluster" "this" {
  cluster_identifier = "redshift_cluster"
.
.
.
  multi_az = true
.
.
.
}

References

• https://aws.amazon.com/about-aws/whats-new/2023/11/amazon-redshift-multi-az-ra3-clusters/
• https://aws.amazon.com/blogs/big-data/enable-multi-az-deployments-for-your-amazon-redshift-data-warehouse/
• https://docs.aws.amazon.com/redshift/latest/APIReference/API_CreateCluster.html
• https://docs.aws.amazon.com/redshift/latest/APIReference/API_ModifyCluster.html
• https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-redshift-cluster.html#cfn-redshift-cluster-multiaz

Would you like to implement a fix?

None

[github-actions]

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[justinretzolk]

Related #32180

Looks like this is technically a duplicate of ☝️ , but given that there's a new development (this feature is now GA'd), leaving this one open to maintain the great references.

[github-actions]

This functionality has been released in v5.35.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.
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