Update AWStealth.ps1

[ayberkhalacc]

syntax error on iam permission

Desired Outcome

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Implemented Changes

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Connected Issue/Story

Resolves #[relevant GitHub issue(s), e.g. 76]

CyberArk internal issue link: [insert issue ID]()

Definition of Done

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Changelog

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Test coverage

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• [ ] The changes in this PR do not require tests

Documentation

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• [ ] A follow-up issue to update official docs has been filed here: [insert issue ID]()
• [ ] This PR does not require updating any documentation

Behavior

• [ ] This PR changes product behavior and has been reviewed by a PO, or
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• [ ] No behavior was changed with this PR

Security

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• [ ] These changes are part of a larger initiative with a separate security review, or
• [ ] There are no security aspects to these changes