chore(deps): bump curator.version from 5.5.0 to 5.6.0

Bumps `curator.version` from 5.5.0 to 5.6.0.

Updates `org.apache.curator:curator-recipes` from 5.5.0 to 5.6.0
- [Commits](https://github.com/apache/curator/compare/apache-curator-5.5.0...apache-curator-5.6.0)

Updates `org.apache.curator:curator-x-discovery` from 5.5.0 to 5.6.0
- [Commits](https://github.com/apache/curator/compare/apache-curator-5.5.0...apache-curator-5.6.0)

Updates `org.apache.curator:curator-framework` from 5.5.0 to 5.6.0
- [Commits](https://github.com/apache/curator/compare/apache-curator-5.5.0...apache-curator-5.6.0)

---
updated-dependencies:
- dependency-name: org.apache.curator:curator-recipes
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.curator:curator-x-discovery
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.curator:curator-framework
  dependency-type: direct:production
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -50,7 +50,7 @@
         <apollo.version>2.2.0</apollo.version>
         <bcprov-jdk18on.version>1.77</bcprov-jdk18on.version>
         <cglib.version>3.3.0</cglib.version>
-        <curator.version>5.5.0</curator.version>
+        <curator.version>5.6.0</curator.version>
         <commons-collections4.version>4.4</commons-collections4.version>
         <commons-compress.version>1.25.0</commons-compress.version>
         <commons-beanutils.version>1.9.4</commons-beanutils.version>