remove ubuntu universe repo

Dockerfile

@@ -2,21 +2,12 @@ ARG VERSION=latest
 ARG OS=debian
 ARG CLI_NAME=tutorials
 ARG TF_1_VERSION=1.3.0
-ARG ATMOS_VERSION=1.16.0
+ARG ATMOS_VERSION=1.41.0
 
 FROM cloudposse/geodesic:$VERSION-$OS
 
-# Install ubuntu universe repo so we can install more helpful packages
-RUN apt-get install -y software-properties-common && \
-    add-apt-repository "deb http://archive.ubuntu.com/ubuntu bionic universe" && \
-    gpg --keyserver hkp://keyserver.ubuntu.com:80 --recv 3B4FE6ACC0B21F32 && \
-    gpg --export --armor 3B4FE6ACC0B21F32 | apt-key add - && \
-    apt-get update && \
-    apt-get install -y golang-petname
-
-
-ARG TF_1_VERSION
 # Install terraform.
+ARG TF_1_VERSION
 RUN apt-get update && apt-get install -y -u --allow-downgrades \
     terraform-1="${TF_1_VERSION}-*" && \
     update-alternatives --set terraform /usr/share/terraform/1/bin/terraform