add mongo

install/usr/share/swarmlab.io/sec/project/courses/mongodb-org-shell/files/mongo-update.sh

@@ -1,7 +1,5 @@
 #!/bin/sh
 
-sudo apt-key list | \
- grep "expired: " | \
- sed -ne 's|pub .*/\([^ ]*\) .*|\1|gp' | \
- xargs -n1 sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys
+sudo apt-key adv --keyserver hkps://keyserver.ubuntu.com --refresh-keys
+