[gnome-news] flatpak: Remove nonexistent property

[Mathieu Bridon <mbridon src gnome org>]

commit 0d455b3c2c16af3047fda8e987e49c3c102ed41f
Author: Mathieu Bridon <bochecha daitauha fr>
Date:   Sun Oct 8 12:07:31 2017 +0200

    flatpak: Remove nonexistent property

 org.gnome.News.json |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/org.gnome.News.json b/org.gnome.News.json
index c0f9290..e305945 100644
--- a/org.gnome.News.json
+++ b/org.gnome.News.json
@@ -50,7 +50,6 @@
         },
         {
             "name": "gnome-news",
-            "command": "gnome-news",
             "sources": [
                 {
                     "type": "git",