Draft: add a syslog-ng server on CI

Samuel Bartelrequested to merge
1514-add-a-logging-server-on-ci-2 into main

This MR aims to add a syslog unit to deploy a syslog-ng server on the management cluster for the CI and expose it through an ingress to be use as an output/clusterOutput by logging stack

Closes #1514

Edited by Samuel Bartel

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