Add dummy changelog entry for 3.13.

ff6c9b18 · intrigeri · 12a55ab1 · ff6c9b18
Commit ff6c9b18 authored Feb 13, 2019 by intrigeri
--- a/debian/changelog
+++ b/debian/changelog
+tails (3.13) UNRELEASED; urgency=medium
+
+  * Dummy entry for next release.
+
+ -- intrigeri <intrigeri@debian.org>  Wed, 13 Feb 2019 16:14:23 +0000
+
 tails (3.12.1) unstable; urgency=medium

  * Security fixes