Change logs for ruby-standalone source package in Buster

ruby-standalone (2.5.0) unstable; urgency=medium

  * Create rubyX.Y symlink dynamically. This fixes a bug inserted by
    "Eliminate the need for rebuilds when switching default Ruby version",
    without reintroducing such need.

 -- Antonio Terceiro <email address hidden>  Mon, 26 Feb 2018 14:45:11 -0300

ruby-standalone (2.3.1.1) unstable; urgency=medium

  * Makefile: actually make manpage reproducible
  * Bump Standards-Version to 4.0.0; no changes needed
  * Bump debhelper compatibility level to 10

 -- Antonio Terceiro <email address hidden>  Fri, 01 Sep 2017 20:20:06 -0300

ruby-standalone (2.3.1) unstable; urgency=medium

  * debian/rules: enable all hardening features
  * debian/control: Bump Standards-Version to 3.9.8; no changes needed

 -- Antonio Terceiro <email address hidden>  Tue, 26 Jul 2016 09:18:15 -0300