Change logs for clutter-gtk source package in Groovy

clutter-gtk (1.8.4-4) unstable; urgency=medium

  * Bump debhelper compat to 11
  * Restore -Wl,-O1 to our LDFLAGS
  * Update Vcs fields for migration to https://salsa.debian.org/
  * Bump Standards-Version to 4.3.0

 -- Jeremy Bicha <email address hidden>  Sun, 23 Dec 2018 18:40:41 -0500