Promote new base image as default

Promote new base image as default

diff --git a/launcher b/launcher
index afc44cb..626dace 100755
--- a/launcher
+++ b/launcher
@@ -91,7 +91,7 @@ git_rec_version='1.8.0'
 config_file=containers/"$config".yml
 cidbootstrap=cids/"$config"_bootstrap.cid
 local_discourse=local_discourse
-image="discourse/base:2.0.20210415-1332"
+image="discourse/base:2.0.20210528-1735"
 docker_path=`which docker.io 2> /dev/null || which docker`
 git_path=`which git`
 

GitHub sha: 46d899f9

This commit appears in #541 which was approved by eviltrout. It was merged by Falco.