Fixing identation issue (WhatsApp#35)

Summary:
bad indentation of a sequence entry at line 125, column 10: - name: COREAPP_HOSTNAME
Pull Request resolved: WhatsApp#35

Differential Revision: D21831695

Pulled By: mengyiyuan

fbshipit-source-id: 9c431e6e

installation/kubernetes/coreapp.yaml

@@ -122,7 +122,7 @@ spec:
             secretKeyRef:
               name: whatsapp-config
               key: wa-db-connection-idle-timeout
-         - name: COREAPP_HOSTNAME
+        - name: COREAPP_HOSTNAME
           valueFrom:
             fieldRef:
               fieldPath: status.podIP