[gnome-tetravex] Add coloration in doap file.

[Arnaud B. <arnaudb src gnome org>]

commit 045f192c606e745a8f390dffe3e45dac072d0759
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Mon Oct 14 19:25:48 2019 +0200

    Add coloration in doap file.

 gnome-tetravex.doap | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gnome-tetravex.doap b/gnome-tetravex.doap
index 52f686b..03be48a 100644
--- a/gnome-tetravex.doap
+++ b/gnome-tetravex.doap
@@ -1,3 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+
 <Project xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#";
          xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#";
          xmlns:foaf="http://xmlns.com/foaf/0.1/";