[swell-foop] add da to help/LINGUAS

[Ask Hjorth Larsen <askhl src gnome org>]

commit 780050a1e8369c7479d10502b54324e1b741a04f
Author: Ask Hjorth Larsen <asklarsen gmail com>
Date:   Mon Mar 16 04:08:05 2020 +0100

    add da to help/LINGUAS

 help/LINGUAS | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/help/LINGUAS b/help/LINGUAS
index 06435da..0a2211d 100644
--- a/help/LINGUAS
+++ b/help/LINGUAS
@@ -1,6 +1,7 @@
 # please keep this list sorted alphabetically
 ca
 cs
+da
 de
 el
 en_GB