Enabled titlebars

This should have gone in an earlier commit (the one to make focused
windows more obvious) but I missed it.

users/alejandro/sway/sway.nix

@@ -77,12 +77,15 @@ in {
         };
       };
 
-      window.commands = [
+      window = {
-        {
+        titlebar = true;
-          command = "inhibit_idle fullscreen";
+        commands = [
-          criteria = {class = ".*";};
+          {
-        }
+            command = "inhibit_idle fullscreen";
-      ];
+            criteria = {class = ".*";};
+          }
+        ];
+      };
 
       focus.followMouse = false;