chore: Add New Relic to USERS.md (#4119)
chore: Add New Relic to USERS.md (#4119)

New Relic (https://newrelic.com/) is officially using ArgoCD along with the other Argo projects to deploy to Kubernetes.
argoproj/argo-cd,argoproj/argo-cd,argoproj/argo-cd,argoproj/argo-cd,argoproj/argo-cd