chore(deps): bump zeebe-bom from 8.1.5 to 8.1.6

Bumps [zeebe-bom](https://github.com/camunda/zeebe) from 8.1.5 to 8.1.6.
- [Release notes](https://github.com/camunda/zeebe/releases)
- [Commits](camunda/camunda@8.1.5...8.1.6)

---
updated-dependencies:
- dependency-name: io.camunda:zeebe-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -16,7 +16,7 @@
     </parent>
 
     <properties>
-        <version.zeebe>8.1.5</version.zeebe>
+        <version.zeebe>8.1.6</version.zeebe>
         <version.zeebe.spring>8.1.14</version.zeebe.spring>
 
         <version.groovy>2.4.21</version.groovy>