[devhelp] Remove sub/... from POTFILES.skip

[Sébastien Wilmet <swilmet src gnome org>]

commit ccb4e393fed291643aed6bc8b2f6a8fcf999bf88
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Nov 12 20:41:00 2016 +0100

    Remove sub/... from POTFILES.skip
    
    It was needed because of an intltool bug, but now intltool is not used
    anymore, only upstream gettext is used.

 po/POTFILES.skip |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/po/POTFILES.skip b/po/POTFILES.skip
index a231664..047f9ba 100644
--- a/po/POTFILES.skip
+++ b/po/POTFILES.skip
@@ -1,2 +1 @@
 data/org.gnome.Devhelp.desktop.in
-sub/data/org.gnome.Devhelp.desktop.in