Add MZK.cz bookmark

dotfiles/config/bmo/wish.ini

@@ -31,6 +31,7 @@
     ma      = http://www.mapy.cz/
     mbr     = https://musicbrainz.org/
     mfp     = http://musicforprogramming.net/
+    mzk     = https://mzk.cz/
     pat     = https://patreon.com/netvor
     pil     = https://www.lua.org/pil/contents.html
     pio     = https://pagure.io/