main/fail2ban: upgrade to 0.11.1
Patch no longer needed since https://github.com/fail2ban/fail2ban/commit/4a2f4226b899504d86ea85c1636695514d7b5bd4 thanks !2910 (closed)
Refs https://github.com/fail2ban/fail2ban/blob/0.11.1/ChangeLog#L9
Edited by Andy Postnikov