build(deps): bump aws-sdk-core from 3.203.0 to 3.204.0

Bumps [aws-sdk-core](https://github.com/aws/aws-sdk-ruby) from 3.203.0 to 3.204.0.
- [Release notes](https://github.com/aws/aws-sdk-ruby/releases)
- [Changelog](https://github.com/aws/aws-sdk-ruby/blob/version-3/gems/aws-sdk-core/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-ruby/commits)

---
updated-dependencies:
- dependency-name: aws-sdk-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -343,7 +343,7 @@ GEM
     awrence (1.2.1)
     aws-eventstream (1.3.0)
     aws-partitions (1.973.0)
-    aws-sdk-core (3.203.0)
+    aws-sdk-core (3.204.0)
       aws-eventstream (~> 1, >= 1.3.0)
       aws-partitions (~> 1, >= 1.651.0)
       aws-sigv4 (~> 1.9)