[gtksourceview] Update POTFILES.skip

[Piotr Drąg <piotrdrag src gnome org>]

commit 73340b629a2b1399604b04767cf3d6b16e12e528
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Sep 5 18:46:42 2019 +0200

    Update POTFILES.skip

 po/POTFILES.skip | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.skip b/po/POTFILES.skip
index 13fec74a..a9a4a5a8 100644
--- a/po/POTFILES.skip
+++ b/po/POTFILES.skip
@@ -8,6 +8,7 @@ data/language-specs/abnf.lang
 data/language-specs/actionscript.lang
 data/language-specs/ada.lang
 data/language-specs/ansforth94.lang
+data/language-specs/asciidoc.lang
 data/language-specs/asp.lang
 data/language-specs/automake.lang
 data/language-specs/awk.lang