chore(deps): bump aws-sigv4 from 0.55.1 to 0.55.3 (#17481)

Bumps [aws-sigv4](https://github.com/awslabs/smithy-rs) from 0.55.1 to
0.55.3.
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a
href="https://github.com/awslabs/smithy-rs/commits">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=aws-sigv4&package-manager=cargo&previous-version=0.55.1&new-version=0.55.3)](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>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -166,7 +166,7 @@ aws-sdk-elasticsearch = {version = "0.21.0", default-features = false, features
 aws-sdk-firehose = { version = "0.21.0", default-features = false, features = ["native-tls"], optional = true }
 aws-sdk-kinesis = { version = "0.21.0", default-features = false, features = ["native-tls"], optional = true }
 aws-types = { version = "0.51.0", default-features = false, features = ["hardcoded-credentials"], optional = true }
-aws-sigv4 = { version = "0.55.1", default-features = false, features = ["sign-http"], optional = true }
+aws-sigv4 = { version = "0.55.3", default-features = false, features = ["sign-http"], optional = true }
 aws-config = { version = "0.51.0", default-features = false, features = ["native-tls"], optional = true }
 aws-smithy-async = { version = "0.51.0", default-features = false, optional = true }
 aws-smithy-client = { version = "0.51.0", default-features = false, features = ["client-hyper"], optional = true}