developer-setup: update system dependencies
Add rsync which is recommended for docker developer setup. Move comments so that the command is runnable as-is.
Migrated from D4720 (view on Phabricator)
Staging instance, all changes can be removed at any time
Add rsync which is recommended for docker developer setup. Move comments so that the command is runnable as-is.
Migrated from D4720 (view on Phabricator)