Move `KafkaRecordSender` into commons Project

The KafkaRecordSender is used in all the workload generator classes.

To achieve better maintainability move to a commons project to share across the projects.

added modul/benchmarks/load-generator modul/infrastructure labels

removed modul/infrastructure label

assigned to @stu200776 and unassigned @stu202077

mentioned in merge request !6 (merged)

Will be implemented with !6 (merged)

changed milestone to %0.2.0

mentioned in commit 5777c722

closed via merge request !6 (merged)