Change try filter transition to something less silly

data/gtk/window.blp

@@ -40,7 +40,7 @@ template RugbyAppWindow : Adw.ApplicationWindow {
       halign: center;
       margin-top: 6;
       reveal-child: bind filter_toggle.active;
-      transition-type: swing_down;
+      transition-type: slide_down;
 
       SpinButton tryspin {
         adjustment: Adjustment {