[tali] help: Remove empty translations

[Piotr Drąg <piotrdrag src gnome org>]

commit 960c7feb8befda6bb5bfba98c19ab1e85d7d4364
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Mar 10 21:41:41 2019 +0100

    help: Remove empty translations

 help/LINGUAS  |   2 -
 help/oc/oc.po | 534 ---------------------------------------------------------
 help/sl/sl.po | 542 ----------------------------------------------------------
 3 files changed, 1078 deletions(-)
---
diff --git a/help/LINGUAS b/help/LINGUAS
index d5a1f22..5d6bc44 100644
--- a/help/LINGUAS
+++ b/help/LINGUAS
@@ -13,11 +13,9 @@ gl
 hu
 it
 ko
-oc
 pl
 pt_BR
 ru
-sl
 sr
 sr@latin
 sv