[AMQ Streams] Kafka Connect does not ship connect-file plugin

Issue

• Deploying a kafka connector that uses connect-file plugin end up with the following error:

    "error_code":500,"message":"Failed to find any class that implements Connector and which name matches FileStreamSinkConnector
  

• The connect-file plugin (jar files) is no more shipped in the Kafka Connect image:

    $ curl localhost:8083/connector-plugins
    [{"class":"org.apache.kafka.connect.mirror.MirrorCheckpointConnector","type":"source","version":"3.4.0.redhat-00006"},                                        {"class":"org.apache.kafka.connect.mirror.MirrorHeartbeatConnector","type":"source","version":"3.4.0.redhat-00006"},          {"class":"org.apache.kafka.connect.mirror.MirrorSourceConnector","type":"source","version":"3.4.0.redhat-00006"}]