chore(deps): Bump aws-sdk from 2.1283.0 to 2.1284.0 in /functions (#248)

Bumps [aws-sdk](https://github.com/aws/aws-sdk-js) from 2.1283.0 to 2.1284.0.
<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 v2.1284.0</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>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/aws/aws-sdk-js/blob/master/CHANGELOG.md">aws-sdk's changelog</a>.</em></p>
<blockquote>
<h2>2.1284.0</h2>
<ul>
<li>feature: ElastiCache: This release allows you to modify the encryption in transit setting, for existing Redis clusters. You can now change the TLS configuration of your Redis clusters without the need to re-build or re-provision the clusters or impact application availability.</li>
<li>feature: NetworkFirewall: AWS Network Firewall now provides status messages for firewalls to help you troubleshoot when your endpoint fails.</li>
<li>feature: RDS: This release adds support for Custom Engine Version (CEV) on RDS Custom SQL Server.</li>
<li>feature: Route53RecoveryControlConfig: Added support for Python paginators in the route53-recovery-control-config List* APIs.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/aws/aws-sdk-js/commit/f9615e6c4d390176e23b5c5f2dde5bf087670a6b"><code>f9615e6</code></a> Updates SDK to v2.1284.0</li>
<li>See full diff in <a href="https://github.com/aws/aws-sdk-js/compare/v2.1283.0...v2.1284.0">compare view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=aws-sdk&package-manager=npm_and_yarn&previous-version=2.1283.0&new-version=2.1284.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it
- `@dependabot merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
- `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)


</details>