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