[Tile-serving] [openstreetmap/osm2pgsql] Fix flex backend documentation regarding multi setting (#1224)

[Sarah Hoffmann]

Merged #1224 into master.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/osm2pgsql/pull/1224#event-3464823966
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/tile-serving/attachments/20200620/fa9a2093/attachment-0001.htm>