* Use Pulsar 4.0.0 image, bump chart version to 3.7.0
* Bump kube-prometheus-stack to 65.x.x
* Remove testing with latest and test with previous LTS version
- run kube-prometheus-stack test with previous LTS version since
the older chart version doesn't support Pulsar 4.0.0 image
* Fix passing "--values" to helm command
* Move ci runner config to a script
* Attempt to fix pulsar-manager-cluster-initialize
