Use aggregator instead of shipper following Vector docs

Author: andersonshatch

README.md

@@ -1,6 +1,6 @@
 # Universal Forwarder to Grafana Loki Example
 
-This repository provides an example configuration for sending events from [Contrast's Universal Forwarder](https://docs.contrastsecurity.com/en/adr-universal-forwarder.html) to [Grafana Loki](https://grafana.com/oss/loki/) using [Vector](https://vector.dev/) as the log shipper. The setup is containerized using Docker Compose for easy deployment.
+This repository provides an example configuration for sending events from [Contrast's Universal Forwarder](https://docs.contrastsecurity.com/en/adr-universal-forwarder.html) to [Grafana Loki](https://grafana.com/oss/loki/) using [Vector](https://vector.dev/) as the log aggregator. The setup is containerized using Docker Compose for easy deployment.
 
 
 ## Overview