fix: add validation for ALB access log bucket when KMS key is provided

[shikha372]

Issue # (if applicable)

Closes #22031, #21947.

Reason for this change

Adds a validation with correct error indicating ALB Access log bucket does not support KMS encryption

Description of changes

Currently access logs bucket encryption with KMS is not supported in case of ALB but while deploying it throws an error indicating the failure with bucket permissions.
This validation introduces an upfront check to throw an error if bucket.encryptionKey is defined.
Documentation: https://docs.aws.amazon.com/elasticloadbalancing/latest/application/enable-access-logging.html

Description of how you validated changes

Added unit tests for validation.

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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[shikha372]

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[shikha372]

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update

❌ Pull request can't be updated with latest base branch changes

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@shikha372 needs to authorize modification on its head branch.

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AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: bc25921
• Result: SUCCEEDED
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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).