Update active distros

Change-Id: I5923fb38151dc196453e40ea9bcd34f9a4f86a9b
diff --git a/packaging.mk b/packaging.mk
index 792f43a..4793151 100644
--- a/packaging.mk
+++ b/packaging.mk
@@ -2,7 +2,7 @@
 PPA=ppa:named-data/ppa-dev
 
 # List of target distributions
-DISTROS=trusty xenial artful bionic
+DISTROS=xenial bionic
 
 DEBUILD=debuild -S