Added architecture s390x to jib maven build task (#2338)
Added architecture s390x to jib maven build task (#2338)

* Added architecture s390x to jib maven build task

Signed-off-by: Dirk Haubenreisser <514720c9833d3e95a0a4c1d0c3f38ffd3a9883f3@de.ibm.com>

* Replaced distroless Java17 Docker image with Eclipse Temurin Java17 for multi-arch support

* Modified receiver and dispatcher to build non-root images

* Removed unnecessary configuration settings, adjusted link to external docs

Signed-off-by: Dirk Haubenreisser <514720c9833d3e95a0a4c1d0c3f38ffd3a9883f3@de.ibm.com>

* Added required configuration settings

Signed-off-by: Dirk Haubenreisser <514720c9833d3e95a0a4c1d0c3f38ffd3a9883f3@de.ibm.com>

* Using numerical user id

Signed-off-by: Dirk Haubenreisser <514720c9833d3e95a0a4c1d0c3f38ffd3a9883f3@de.ibm.com>

* Reverted back to GCT distroless Java Docker image

Signed-off-by: Dirk Haubenreisser <514720c9833d3e95a0a4c1d0c3f38ffd3a9883f3@de.ibm.com>
knative-sandbox/eventing-kafka-broker,knative-sandbox/eventing-kafka-broker,knative-sandbox/eventing-kafka-broker