fix(aws_sqs source): add retry delay in sqs::Ingestor

[pront]

Summary

This commit adds retry logic between subsequent calls of aws_sqs run_once if it returns an error. This is required to prevent spamming the SQS API if it fails to receive messages, e.g. due to invalid IAM permissions or an SQS outage.

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Change Type

• Bug fix
• New feature
• Non-functional (chore, refactoring, docs)
• Performance

Is this a breaking change?

• Yes
• No

Does this PR include user facing changes?

• Yes. Please add a changelog fragment based on our guidelines.
• No. A maintainer will apply the no-changelog label to this PR.

References

closes: #22947

Notes

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[datadog-vectordotdev]

✅ Tests

🎉 All green!

❄️ No new flaky tests detected
🧪 All tests passed

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[thomasqueirozb]

Looks good!