regular bump to 1.8.2
Version 1.8.3 PR just pushed (#10561)
bug: in systemd unit user=_rspamd. need user=rspamd
https://bugs.gentoo.org/show_bug.cgi?id=661146
Now obsolete, v1.8.3 was added (https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=c334938edc52f23ed95834e3b8a658f2e76c53cb).