Update names of deployments and services for frontend

gcloud/frontend-service/frontend-service-autoscaler.yaml

 apiVersion: autoscaling/v1
 kind: HorizontalPodAutoscaler
 metadata:
-  name: frontend-service-hpa
+  name: frontend-deployment-hpa
 spec:
   scaleTargetRef:
     apiVersion: apps/v1
     kind: Deployment
-    name: frontend-service
+    name: frontend-deployment
   minReplicas: 1
   maxReplicas: 5
   targetCPUUtilizationPercentage: 80

gcloud/frontend-service/frontend-service-deployment.yaml

 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: frontend-service
+  name: frontend-deployment
 spec:
   selector:
     matchLabels:
-      app: frontend-service
+      app: frontend
   replicas: 3
   template:
     metadata:
       labels:
-        app: frontend-service
+        app: frontend
     spec:
       containers:
         - name: frontend-service
@@ -21,10 +21,10 @@ spec:
 apiVersion: v1
 kind: Service
 metadata:
-  name: daily-frontend-service
+  name: frontend-service
 spec:
   selector:
-    app: frontend-service
+    app: frontend
   ports:
     - name: http
       port: 80