planet - add Ukranian language and feeds

as requested by User:Perohanych

https://meta.wikimedia.org/w/index.php?title=Planet_Wikimedia%2FNew_language&diff=6014128&oldid=6013755

initial config, translation and feeds which
are Wikimedia Ukraine, WikiLovesMonuments Ukraine
and WikiLovesEarth Ukraine

Change-Id: I15be413fc217e1736788169298757fab35737556
Merge "planet - add Ukranian language and feeds" into production