Add missing property in the YAML file examples (neo4j#2557)

Author: NataliaIvakina

modules/ROOT/pages/kubernetes/quickstart-cluster/create-value-file.adoc

@@ -117,6 +117,7 @@ neo4j:
     cpu: "0.5"
     memory: "2Gi"
   password: "my-password"
+  edition: "enterprise"
   acceptLicenseAgreement: "yes"
 
 volumes:
@@ -140,6 +141,7 @@ neo4j:
     cpu: "0.5"
     memory: "2Gi"
   password: "my-password"
+  edition: "enterprise"
   acceptLicenseAgreement: "yes"
 
 volumes: