chore(deps): bump sshd from 2.11.0 to 2.12.1 (aws#4293)

Bumps `sshd` from 2.11.0 to 2.12.1.

Updates `org.apache.sshd:sshd-core` from 2.11.0 to 2.12.1
- [Release notes](https://github.com/apache/mina-sshd/releases)
- [Changelog](https://github.com/apache/mina-sshd/blob/master/CHANGES.md)
- [Commits](apache/mina-sshd@sshd-2.11.0...sshd-2.12.1)

Updates `org.apache.sshd:sshd-scp` from 2.11.0 to 2.12.1
- [Release notes](https://github.com/apache/mina-sshd/releases)
- [Changelog](https://github.com/apache/mina-sshd/blob/master/CHANGES.md)
- [Commits](apache/mina-sshd@sshd-2.11.0...sshd-2.12.1)

Updates `org.apache.sshd:sshd-sftp` from 2.11.0 to 2.12.1
- [Release notes](https://github.com/apache/mina-sshd/releases)
- [Changelog](https://github.com/apache/mina-sshd/blob/master/CHANGES.md)
- [Commits](apache/mina-sshd@sshd-2.11.0...sshd-2.12.1)

---
updated-dependencies:
- dependency-name: org.apache.sshd:sshd-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.sshd:sshd-scp
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.sshd:sshd-sftp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -27,7 +27,7 @@ testLogger = "4.0.0"
 testRetry = "1.5.2"
 # test-only; platform provides slf4j transitively at runtime. <233, 1.7.36; >=233, 2.0.9
 slf4j = "2.0.9"
-sshd = "2.11.0"
+sshd = "2.12.1"
 wiremock = "3.3.1"
 undercouch-download = "5.2.1"
 zjsonpatch = "0.4.16"