Error in empty page initial content template

`conf/acs-samples/settings/wcm/template-types/empty-page/initial/.content.xml`

jcr:content node is not correctly closed.
<img width="827" alt="screen shot 2018-07-02 at 18 43 48" src="https://user-images.githubusercontent.com/16901319/42176064-fde045ec-7e27-11e8-81e6-7ef8b61c6bae.png">
