Merge pull request #4415 from jonas-budde/docs--annotation-placement-for-azuredns-tutorial

docs: annotation placement for azuredns tutorial

Author: k8s-ci-robot

docs/tutorials/azure.md

@@ -774,10 +774,10 @@ spec:
 ---
 apiVersion: v1
 kind: Service
-annotations:
-  external-dns.alpha.kubernetes.io/hostname: server.example.com
 metadata:
   name: nginx-svc
+  annotations:
+    external-dns.alpha.kubernetes.io/hostname: server.example.com
 spec:
   ports:
     - port: 80