bump scdf and skipper images for k8s to latest SNAPSHOT

Author: chrisjs

src/kubernetes/server/server-deployment.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
       - name: scdf-server
-        image: springcloud/spring-cloud-dataflow-server:2.1.0.RELEASE
+        image: springcloud/spring-cloud-dataflow-server:2.2.0.BUILD-SNAPSHOT
         imagePullPolicy: Always
         ports:
         - containerPort: 80

src/kubernetes/skipper/skipper-deployment.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
       - name: skipper
-        image: springcloud/spring-cloud-skipper-server:2.0.2.RELEASE
+        image: springcloud/spring-cloud-skipper-server:2.1.0.BUILD-SNAPSHOT
         imagePullPolicy: Always
         ports:
         - containerPort: 80