rename deployment

guestbook/redis-replica-deployment.yaml

@@ -1,19 +1,19 @@
 apiVersion: apps/v1 #  for k8s versions before 1.9.0 use apps/v1beta2  and before 1.8.0 use extensions/v1beta1
 kind: Deployment
 metadata:
-  name: redis-slave
+  name: redis-replica
 spec:
   selector:
     matchLabels:
       app: redis
-      role: slave
+      role: replica
       tier: backend
   replicas: 2
   template:
     metadata:
       labels:
         app: redis
-        role: slave
+        role: replica
         tier: backend
     spec:
       containers: