manifests/docker.pp: Ubuntu 18.04

manifests/docker.pp

@@ -16,7 +16,7 @@ class ubuntu_server::docker($docker_compose_latest_version='1.18.0',$ensure_runn
             unless  => 'apt-key list | grep -q "4096R/0EBFCD88"',
             notify  => Exec['apt-get-update'],
         }
-    else {
+    } else {
         exec{'docker-apt-repo':
             command => 'wget -O - https://download.docker.com/linux/ubuntu/gpg | apt-key add -',
             unless  => 'apt-key fingerprint 0EBFCD88 | grep -q -F "9DC8 5822 9FC7 DD38 854A  E2D8 8D81 803C 0EBF CD88"',