[gnome-games] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit d0ad1c89fc1fc0e8a6c9df2fe5d9ae0487a1009b
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon Feb 10 20:31:07 2020 +0100

    Update POTFILES.in

 po/POTFILES.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index fca7fedd..a8614e9d 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -7,6 +7,7 @@ data/ui/collection-box.ui
 data/ui/collection-header-bar.ui
 data/ui/display-header-bar.ui
 data/ui/empty-collection.ui
+data/ui/empty-search.ui
 data/ui/gamepad-mapper.ui
 data/ui/input-mode-switcher.ui
 data/ui/keyboard-mapper.ui