adding apt-transport-https to basebuilds

Change-Id: I6203973c9ad28f9fb14d5e9a045d0e31c6514fbf
diff --git a/packer/provision/baseline.sh b/packer/provision/baseline.sh
index 61c0570..025740e 100644
--- a/packer/provision/baseline.sh
+++ b/packer/provision/baseline.sh
@@ -214,7 +214,7 @@
     echo "---> Updating operating system"
 
     apt-get update -m
-    apt-get install -y software-properties-common
+    apt-get install -y software-properties-common apt-transport-https
 
     # add additional repositories
     add-apt-repository "deb http://us.archive.ubuntu.com/ubuntu $(lsb_release -sc) main universe restricted multiverse"