Issue Description: according to the architecture, the managed connector sources of a bridge will send data to a unique kafka topic. That kafka topic is pre-provisioned by the worker of the managed bridge itself.

Acceptance Criteria: the worker of the managed bridge provisions the kafka topic that will be used by the sources

Out of Scope: <Here you need to fill in what is out of scope for this issue and then create new issues if necessary in the backlog for the work>

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