build(deps): bump aws-java-sdk.version from 1.12.324 to 1.12.421

Bumps `aws-java-sdk.version` from 1.12.324 to 1.12.421.

Updates `aws-java-sdk-s3` from 1.12.324 to 1.12.421
- [Release notes](https://github.com/aws/aws-sdk-java/releases)
- [Changelog](https://github.com/aws/aws-sdk-java/blob/master/CHANGELOG.md)
- [Commits](aws/aws-sdk-java@1.12.324...1.12.421)

Updates `aws-java-sdk-sts` from 1.12.324 to 1.12.421
- [Release notes](https://github.com/aws/aws-sdk-java/releases)
- [Changelog](https://github.com/aws/aws-sdk-java/blob/master/CHANGELOG.md)
- [Commits](aws/aws-sdk-java@1.12.324...1.12.421)

---
updated-dependencies:
- dependency-name: com.amazonaws:aws-java-sdk-s3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: com.amazonaws:aws-java-sdk-sts
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

connect-file-pulse-filesystems/filepulse-amazons3-fs/pom.xml

@@ -33,7 +33,7 @@
 
     <properties>
         <checkstyle.config.location>${project.parent.basedir}/..</checkstyle.config.location>
-        <aws-java-sdk.version>1.12.324</aws-java-sdk.version>
+        <aws-java-sdk.version>1.12.421</aws-java-sdk.version>
     </properties>
 
     <dependencies>