[gnome-builder/wip/gtk4-port] tests: use various template-glib language features

[Christian Hergert <chergert src gnome org>]

commit e03df32598ea8c59a07efecd8e4a5f73a0b22755
Author: Christian Hergert <chergert redhat com>
Date:   Thu May 5 16:57:57 2022 -0700

    tests: use various template-glib language features

 src/tests/test-shortcuts.json | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/tests/test-shortcuts.json b/src/tests/test-shortcuts.json
index b9a4ad23c..102ea0e52 100644
--- a/src/tests/test-shortcuts.json
+++ b/src/tests/test-shortcuts.json
@@ -1,13 +1,13 @@
 [
   {
     "action" : "test.open",
-    "when" : "true && false",
+    "when" : "!typeof(focus).is_a(typeof(Gtk.Window))",
     "trigger" : "<ctrl>o",
     "phase" : "bubble"
   },
   {
     "action" : "test.open",
-    "when" : "false || true",
+    "when" : "focus != null",
     "trigger" : "<ctrl>p",
     "phase" : "capture"
   }