[gnome-games] flatpak: Move to the upstream nestopia

[Mathieu Bridon <mbridon src gnome org>]

commit 5c572d550cc9d61cb3eabbb647eea789d23fbbe5
Author: Mathieu Bridon <bochecha daitauha fr>
Date:   Mon Mar 6 13:27:07 2017 +0100

    flatpak: Move to the upstream nestopia
    
    My patches have been merged, there's no reason to stay on my fork any
    more.

 flatpak/libretro-cores/libretro-nestopia.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/flatpak/libretro-cores/libretro-nestopia.json b/flatpak/libretro-cores/libretro-nestopia.json
index 64bd8a2..0d8d1d4 100644
--- a/flatpak/libretro-cores/libretro-nestopia.json
+++ b/flatpak/libretro-cores/libretro-nestopia.json
@@ -18,7 +18,7 @@
             "sources": [
                 {
                     "type": "git",
-                    "url": "https://github.com/bochecha/nestopia.git";
+                    "url": "https://github.com/libretro/nestopia.git";
                 },
                 {
                     "type": "file",