Bump de.gesellix:docker-registry

Bumps [de.gesellix:docker-registry](https://github.com/docker-client/docker-registry) from 2025-10-11T21-05-00 to 2025-10-16T20-27-00.
- [Release notes](https://github.com/docker-client/docker-registry/releases)
- [Changelog](https://github.com/docker-client/docker-registry/blob/main/RELEASE.md)
- [Commits](https://github.com/docker-client/docker-registry/commits)

---
updated-dependencies:
- dependency-name: de.gesellix:docker-registry
  dependency-version: 2025-10-16T20-27-00
  dependency-type: direct:production
...

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

Author: dependabot[bot]

api-client/build.gradle.kts

@@ -93,7 +93,7 @@ dependencies {
 
   testImplementation("org.apache.commons:commons-compress:1.28.0")
   testImplementation("de.gesellix:testutil:[2024-01-01T01-01-01,)")
-  testImplementation("de.gesellix:docker-registry:2025-10-11T21-05-00")
+  testImplementation("de.gesellix:docker-registry:2025-10-16T20-27-00")
 }
 
 tasks {