Change logs for ruby-rmagick source package in Disco

ruby-rmagick (2.16.0-6) unstable; urgency=medium

  * AcquireDrawInfo() instead of magick_alloc()-ing some memory.
    This fixes autopkgtest failure with older imagemagick.
  * Build depend on libmagickcore-dev with fixed ABI

 -- Balint Reczey <email address hidden>  Tue, 08 Jan 2019 18:32:55 +0700

ruby-rmagick (2.16.0-5) unstable; urgency=medium

  * Team upload

  [ Lucas Kanashiro ]
  * Add Duck and I to the uploaders list (Closes: #897307)

  [ Balint Reczey ]
  * Rebuild to fix autopkgtest regression with imagemagick 6.9.10.14 on i386

 -- Balint Reczey <email address hidden>  Sat, 15 Dec 2018 09:40:57 +0100

ruby-rmagick (2.16.0-4build1) cosmic; urgency=medium

  * No-change rebuild against imagemagick.

 -- Simon Quigley <email address hidden>  Fri, 10 Aug 2018 18:17:37 -0500