fix: restore RGB colour comparison for TestFruitColourFallback; revert playlist ordering to Position.Y

Agent-Logs-Url: https://github.com/winnerspiros/osu/sessions/4c67b1c9-c61b-470a-9c20-6b1e2a261e3d

Co-authored-by: winnerspiros <1675249+winnerspiros@users.noreply.github.com>

Author: Copilot

osu.Game.Rulesets.Catch.Tests/TestSceneHyperDashColouring.cs

@@ -187,7 +187,9 @@ private Drawable setupSkinHierarchy(Drawable child, ISkin skin)
 
         private bool checkLegacyFruitHyperDashColour(DrawableFruit fruit, Colour4 expectedColour) =>
             fruit.ChildrenOfType<SkinnableDrawable>().FirstOrDefault()?.Drawable.ChildrenOfType<Sprite>()
-                 .Any(c => c.Colour == expectedColour) == true;
+                 .Any(c => c.Colour.TopLeft.SRGB.R == expectedColour.R
+                           && c.Colour.TopLeft.SRGB.G == expectedColour.G
+                           && c.Colour.TopLeft.SRGB.B == expectedColour.B) == true;
 
         private class TestSkin : LegacySkin
         {

osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerPlaylist.cs

@@ -239,7 +239,7 @@ private void assertItemInQueueListStep(int playlistItemId, int visualIndex)
                        && this.ChildrenOfType<MultiplayerQueueList>()
                               .Single()
                               .ChildrenOfType<DrawableRoomPlaylistItem>()
-                              .OrderBy(drawable => drawable.Item.PlaylistOrder)
+                              .OrderBy(drawable => drawable.Position.Y)
                               .TakeWhile(drawable => drawable.Item.ID != playlistItemId)
                               .Count() == visualIndex;
             });