[gdl] Comment invalid <category> in DOAP file to pass git pre-receive hook

[Andre Klapper <aklapper src gnome org>]

commit 2872a17e8a80365454bfad5d3d0408b867416c31
Author: Andre Klapper <a9016009 gmx de>
Date:   Sun Dec 16 01:35:05 2018 +0100

    Comment invalid <category> in DOAP file to pass git pre-receive hook

 gdl.doap | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gdl.doap b/gdl.doap
index fe37212..9882e2c 100644
--- a/gdl.doap
+++ b/gdl.doap
@@ -12,7 +12,7 @@
   <homepage rdf:resource="http://www.gnome.org/"; />
   -->
   <mailing-list rdf:resource="http://mail.gnome.org/mailman/listinfo/gnome-devtools"; />
-  <category rdf:resource="http://api.gnome.org/doap-extensions#development"; />
+  <!-- <category rdf:resource="http://api.gnome.org/doap-extensions#development"; /> -->
 
   <maintainer>
     <foaf:Person>