- fixed typo (double }) in fedora install library

install/dist/lib/fedora.lib.php

@@ -236,7 +236,6 @@ class installer_dist extends installer_base {
 				$command = 'cd '.$config_dir.'; '
 					.'openssl req -new -outform PEM -out smtpd.cert -newkey rsa:4096 -nodes -keyout smtpd.key -keyform PEM -days 3650 -x509';
 			}
-			}
 			exec($command);
 
 			$command = 'chmod o= '.$config_dir.'/smtpd.key';