Add list firewall bugfix to changelog.

Author: ScIT-Raphael

CHANGELOG.md

@@ -12,6 +12,7 @@ All notable changes to this project will be documented in this file.
 - Remove duplicated set-cookie line in default fpm config.
 - Adjust let's encrypt validation check for idn domains, thanks to @zanami!
 - Set backup download location on restore for ftp/sftp, thanks to @Daniyal-Javani!
+- Ignore empty lines when listing firewall rules
 
 ## [1.1.1] - 2020-03-24 - Hotfix
 ### Features