Move update icon to background to avoid colour collission with progress spinner

osu.Game/Overlays/Notifications/ProgressNotification.cs

@@ -226,6 +226,7 @@ namespace osu.Game.Overlays.Notifications
                 {
                     RelativeSizeAxes = Axes.Both,
                     Colour = colourProvider.Background5,
+                    Depth = float.MaxValue,
                 },
                 loadingSpinner = new LoadingSpinner
                 {

osu.Game/Updater/UpdateManager.cs

@@ -132,11 +132,19 @@ namespace osu.Game.Updater
                         Anchor = Anchor.Centre,
                         Origin = Anchor.Centre,
                         Icon = FontAwesome.Solid.Upload,
-                        Size = new Vector2(14),
+                        Size = new Vector2(34),
+                        Colour = OsuColour.Gray(0.2f),
+                        Depth = float.MaxValue,
                     }
                 });
             }
 
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+                StartDownload();
+            }
+
             public override void Close()
             {
                 // cancelling updates is not currently supported by the underlying updater.