chore(license): add license header to pom
chore(license): add license header to pom

nagyistoce/camunda-bpm-elasticsearch,nagyistoce/camunda-bpm-elasticsearch,camunda/camunda-bpm-elasticsearch,nagyistoce/camunda-bpm-elasticsearch,nagyistoce/camunda-bpm-elasticsearch,camunda/camunda-bpm-elasticsearch,camunda/camunda-bpm-elasticsearch,camunda/camunda-bpm-elasticsearch