[gnome-games] flatpak: Skip flycast on arm and aarch64

[Alexander Mikhaylenko <alexm src gnome org>]

commit d83d08c54e113110d21552b79ede0884178ecc2e
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Thu Mar 25 12:22:10 2021 +0500

    flatpak: Skip flycast on arm and aarch64
    
    It doesn't build there.

 flatpak/libretro-cores/libretro-flycast.json | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/flatpak/libretro-cores/libretro-flycast.json b/flatpak/libretro-cores/libretro-flycast.json
index 9c645746..be9f7fe7 100644
--- a/flatpak/libretro-cores/libretro-flycast.json
+++ b/flatpak/libretro-cores/libretro-flycast.json
@@ -1,5 +1,9 @@
         {
             "name": "libretro-flycast",
+            "skip-arches": [
+                "aarch64",
+                "arm"
+            ],
             "no-autogen": true,
             "make-args": [
                 "--makefile=Makefile.install",