the link is back. Sorry for the outage.
Today is 2.3.3 release day: https://central.owncloud.org/t/desktop-sync-client-2-3-3-released/8967
If you are looking for a persistent link for 2.3.2 then this is yours: https://software.opensuse.org//download.html?project=isv%3AownCloud%3Adesktop%3Aclient-2.3.2&package=owncloud-client