Update README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: jdenquin

README.md

@@ -10,7 +10,7 @@ This Helm chart deploys the Lago billing system with optional dependencies on Mi
 - Persistent storage provisioner enabled in the cluster
 - Optionally: Minio service for staging environments
 
-:warning: Please note that we strongly recommend to use managed PostgreSQL, REDIS and S3 in a production environment.
+:warning: Please note that we strongly recommend to use managed PostgreSQL, Redis and S3 in a production environment.
 
 ## Installation