[gnome-games] core: Let DummyDeveloper return "Unknown"

[Adrien Plazas <aplazas src gnome org>]

commit 6b96b6e6a10830309d41811161fd772232f6596e
Author: 1PunMan <saurabhsingh412 gmail com>
Date:   Wed Aug 1 23:31:58 2018 +0530

    core: Let DummyDeveloper return "Unknown"
    
    Return string changed to a more suitable one for sidebar. This will be
    used to assign an "Unknown" developer for all the games whose developers
    aren't known.

 src/dummy/dummy-developer.vala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/dummy/dummy-developer.vala b/src/dummy/dummy-developer.vala
index a1d8b37f..def738fb 100644
--- a/src/dummy/dummy-developer.vala
+++ b/src/dummy/dummy-developer.vala
@@ -2,6 +2,6 @@
 
 public class Games.DummyDeveloper : Object, Developer {
        public string get_developer () {
-               return _("Developer not available.");
+               return _("Unknown");
        }
 }