letsencrypt: Try and put the combined cert in the format stunnel likes

Right now it's adding the cert without a newline at the end, but it also
expects the cert to be at the top and the intermediate below it. So,
swap them around and try putting a newline in it.

Signed-off-by: Kevin Fenzi <kevin@scrye.com>

roles/letsencrypt/tasks/main.yml

@@ -139,7 +139,8 @@
 - name: Install certificate bundle
   copy: >
     dest=/etc/pki/tls/certs/{{site_name}}.bundle.cert
-    content="{{certbot_chain.stdout}} {{certbot_certificate.stdout}}"
+    content="{{certbot_certificate.stdout}
+certbot_chain.stdout}}"
     owner=root
     group=root
     mode=0644