security/py-fail2ban: Add upstream patch to fix possible RCE vulnerability

• Switch to DISTVERSION
• Pet portclippy
• Reformat Makefile with portfmt

PR: 259297
Approved by: maintainer
Obtained from: https://github.com/fail2ban/fail2ban/commit/410a6ce5c80dd981c22752da034f2529b5eee844
MFH: 2021Q4
Security: CVE-2021-32749
Security: https://github.com/fail2ban/fail2ban/security/advisories/GHSA-m985-3f3v-cwmm
Differential Revision: https://reviews.freebsd.org/D32576

(cherry picked from commit 644e5b65b9503bed420885c9fefc8b3941dd009d)