feat: add support for retry policies and dead letter config for aws_cloudwatch_event_target resources

[sthulb]

Intro
This PR adds support to create Archives in EventBridge.

Release note for CHANGELOG:

resource_aws_cloudwatch_event_target - adds retry policies and dead letter config for aws_cloudwatch_event_target resources

Tasks

[x] Acceptance test
[x] Update docs

Community Note

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Relates OR Closes #17240

Output from acceptance testing:

thulsimo@3c22fbef9550 terraform-provider-aws % make testacc TESTARGS='-run=^TestAccAWSCloudWatchEventTarget_retrypolicy_dlc$'
TF_ACC=1 go test ./aws -v -count 1 -parallel 20 -run=^TestAccAWSCloudWatchEventTarget_retrypolicy_dlc -timeout 120m
=== RUN   TestAccAWSCloudWatchEventTarget_retrypolicy_dlc
=== PAUSE TestAccAWSCloudWatchEventTarget_retrypolicy_dlc
=== CONT  TestAccAWSCloudWatchEventTarget_retrypolicy_dlc
--- PASS: TestAccAWSCloudWatchEventTarget_retrypolicy_dlc (80.64s)
PASS
ok      github.com/terraform-providers/terraform-provider-aws/aws       84.015s


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[github-actions]

Welcome @sthulb 👋

It looks like this is your first Pull Request submission to the Terraform AWS Provider! If you haven’t already done so please make sure you have checked out our CONTRIBUTING guide and FAQ to make sure your contribution is adhering to best practice and has all the necessary elements in place for a successful approval.

Also take a look at our FAQ which details how we prioritize Pull Requests for inclusion.

Thanks again, and welcome to the community! 😃

[bill-rich]

This looks good. I just had a couple requests. Also please add a .changelog file.

[sthulb]

All items have been resolved – tests pass despite "failing" terrafmt (due to an error outside of my PR)

[ghost]

This has been released in version 3.29.0 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 for triage. Thanks!

[ghost]

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.

If you feel this issue should be reopened, we encourage creating a new issue linking back to this one for added context. Thanks!