[four-in-a-row] help: Remove DocBook translations

[Piotr Drąg <piotrdrag src gnome org>]

commit e786a183e4fb0c24e959c6231bb7c00e793ee10b
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Mar 10 21:17:26 2019 +0100

    help: Remove DocBook translations

 help/LINGUAS              |  10 -
 help/ca/ca.po             | 417 --------------------
 help/en_GB/en_GB.po       | 889 -----------------------------------------
 help/eu/eu.po             | 901 ------------------------------------------
 help/fi/fi.po             | 835 ---------------------------------------
 help/it/it.po             | 445 ---------------------
 help/oc/oc.po             | 663 -------------------------------
 help/sl/sl.po             | 668 -------------------------------
 help/sr/sr.po             | 976 ----------------------------------------------
 help/sr@latin/sr latin po | 976 ----------------------------------------------
 help/zh_CN/zh_CN.po       | 798 -------------------------------------
 11 files changed, 7578 deletions(-)
---
diff --git a/help/LINGUAS b/help/LINGUAS
index 2103d45..d336e54 100644
--- a/help/LINGUAS
+++ b/help/LINGUAS
@@ -1,22 +1,12 @@
-ca
 cs
 da
 de
 el
-en_GB
 es
-eu
-fi
 fr
 hu
-it
 ko
-oc
 pl
 pt_BR
 ro
-sl
-sr
-sr@latin
 sv
-zh_CN