Reliza GitOps Tutorial Now Uses Kustomize

Updated Reliza tutorial describing deployment on Kubernetes using GitOps approach with ArgoCD. It now uses Kustomize alongside Reliza CLI to overlay Kubernetes yaml definitions into their desired and approved state per each environment. Read full tutorial here: https://itnext.io/building-kubernetes-cicd-pipeline-with-github-actions-argocd-and-reliza-hub-e7120b9be870