fix: use more generic tolerations for promtail #90
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Description of the changes
Adding taints to your nodes would mean having to add tolerations to Promtail, since this application is required to be deployed on all nodes to receive the logs and send them to Loki.
Before, we only added a specific toleration on the SKS variant to allow Promtail to be deployed on the router nodes, but I've since considered it better to have a more generic toleration, similar to the one from Prometheus Node Exporter DaemonSet. I did not find it necessary to variabilize these tolerations any further.
Breaking change
Tests executed on which distribution(s)