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

Bumps [aws-sigv4](https://github.com/awslabs/smithy-rs) from 0.55.1 to 0.55.3.
- [Release notes](https://github.com/awslabs/smithy-rs/releases)
- [Changelog](https://github.com/awslabs/smithy-rs/blob/main/CHANGELOG.md)
- [Commits](https://github.com/awslabs/smithy-rs/commits)

---
updated-dependencies:
- dependency-name: aws-sigv4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

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}