chore(deps): bump aws-sdk from 2.1668.0 to 2.1669.0 in /functions (#1166

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Bumps [aws-sdk](https://github.com/aws/aws-sdk-js) from 2.1668.0 to 2.1669.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/aws/aws-sdk-js/releases">aws-sdk's releases</a>.</em></p>
<blockquote>
<h2>Release v2.1669.0</h2>
<p>See <a href="https://github.com/aws/aws-sdk-js/blob/master/CHANGELOG.md">changelog</a> for more information.</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/aws/aws-sdk-js/commit/0e25e59113a5d149dbffb1355ec82c134001ef08"><code>0e25e59</code></a> Updates SDK to v2.1669.0</li>
<li>See full diff in <a href="https://github.com/aws/aws-sdk-js/compare/v2.1668.0...v2.1669.0">compare view</a></li>
</ul>
</details>
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[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=aws-sdk&package-manager=npm_and_yarn&previous-version=2.1668.0&new-version=2.1669.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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