docs: Update attribute name (#17421)

Author: JStickler

docs/sources/get-started/labels/_index.md

@@ -74,7 +74,7 @@ By default, the following resource attributes will be stored as labels, with per
 - cloud.availability_zone
 - cloud.region
 - container.name
-- deployment.environment
+- deployment.environment.name
 - k8s.cluster.name
 - k8s.container.name
 - k8s.cronjob.name