sysutils/ruby-facter: update to 4.2.3

4.2.2 (2021-07-07)

Resolved issues

* Incorrect license for lib/facter/custom_facts/core/legacy_facter.rb?. The
  top level LICENSE file has been changed from MIT to Apache 2.0. FACT-3053

4.2.3 (2021-08-16)

Enhancements

* Reduced logs emitted. This release reduces the number of redundant logs
  emitted by Facter. FACT-3001

Resolved issues

* The pacman package provider fails in Facter >= 4.1.1. This release fixes
  the operatingsystem fact on Archlinux and Manjarolinux. FACT-3043

(taca)