Root the player bin in the lobby ui correctly. Fixes #3505.

OpenRA.Mods.RA/Widgets/Logic/LobbyLogic.cs

@@ -103,7 +103,7 @@ namespace OpenRA.Mods.RA.Widgets.Logic
 				name.GetText = () => orderManager.LobbyInfo.GlobalSettings.ServerName;
 
 			UpdateCurrentMap();
-			Players = Ui.LoadWidget<ScrollPanelWidget>("LOBBY_PLAYER_BIN", lobby, new WidgetArgs());
+			Players = Ui.LoadWidget<ScrollPanelWidget>("LOBBY_PLAYER_BIN", lobby.Get("PLAYER_BIN_ROOT"), new WidgetArgs());
 			Players.IsVisible = () => panel == PanelType.Players;
 
 			EditablePlayerTemplate = Players.Get("TEMPLATE_EDITABLE_PLAYER");

mods/cnc/chrome/lobby.yaml

@@ -89,6 +89,7 @@ Container@SERVER_LOBBY:
 							Text:Ready
 							Align:Left
 							Font:Bold
+				Container@PLAYER_BIN_ROOT:
 				Button@OPTIONS_BUTTON:
 					X:15
 					Y:254

mods/ra/chrome/lobby.yaml

@@ -86,6 +86,7 @@ Background@SERVER_LOBBY:
 					Text:Ready
 					Align:Left
 					Font:Bold
+		Container@PLAYER_BIN_ROOT:
 		DropDownButton@SLOTS_DROPDOWNBUTTON:
 			X:20
 			Y:PARENT_BOTTOM - 291