Bump io.etcd:jetcd-core from 0.8.5 to 0.8.6

Bumps [io.etcd:jetcd-core](https://github.com/etcd-io/jetcd) from 0.8.5 to 0.8.6.
- [Release notes](https://github.com/etcd-io/jetcd/releases)
- [Changelog](https://github.com/etcd-io/jetcd/blob/main/CHANGELOG.md)
- [Commits](etcd-io/jetcd@jetcd-0.8.5...jetcd-0.8.6)

---
updated-dependencies:
- dependency-name: io.etcd:jetcd-core
  dependency-version: 0.8.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

dependencies/default/pom.xml

@@ -88,7 +88,7 @@
     <vertx.version>5.0.1</vertx.version>
     <zipkin.version>3.5.1</zipkin.version>
     <zipkin-reporter.version>3.4.0</zipkin-reporter.version>
-    <jetcd-core.version>0.8.5</jetcd-core.version>
+    <jetcd-core.version>0.8.6</jetcd-core.version>
     <consul-client.version>1.8.0</consul-client.version>
     <!-- Base dir of main -->
     <main.basedir>${basedir}/../..</main.basedir>