Bump polyflow.version from 4.2.0 to 4.2.1

Bumps `polyflow.version` from 4.2.0 to 4.2.1.

Updates `io.holunda.polyflow:polyflow-taskpool-dependencies` from 4.2.0 to 4.2.1

Updates `io.holunda.polyflow:polyflow-datapool-dependencies` from 4.2.0 to 4.2.1

Updates `io.holunda.polyflow:polyflow-bus-jackson` from 4.2.0 to 4.2.1

---
updated-dependencies:
- dependency-name: io.holunda.polyflow:polyflow-taskpool-dependencies
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.holunda.polyflow:polyflow-datapool-dependencies
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.holunda.polyflow:polyflow-bus-jackson
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

digiwf-task/pom.xml

@@ -18,7 +18,7 @@
     <properties>
         <kotlin.version>2.0.10</kotlin.version>
         <camunda.version>7.21.0</camunda.version>
-        <polyflow.version>4.2.0</polyflow.version>
+        <polyflow.version>4.2.1</polyflow.version>
         <camunda-bpm-data.version>1.5.0</camunda-bpm-data.version>
     </properties>