sqs/queue: Improve diff handling for policy

[YakDriver]

Description

Relations

Closes #0000

References

Output from Acceptance Testing

$ make testacc TESTS=TestAccXXX PKG=ec2

...

[github-actions]

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[github-actions]

This functionality has been released in v4.50.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

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[github-actions]

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