Use web localisation on LeaderboardScopeSelector to match osu-web (#36814)

- regressed in
https://github.com/ppy/osu/commit/1f052bb195bfc5a2681b1b324bf34764641a1c40
- also see https://github.com/ppy/osu/pull/34074#discussion_r2211853662

did it by analogy with
https://github.com/ppy/osu/blob/a0ecbd7c8704d6beee3e5c54c2ccb5f735872fb0/osu.Game/Overlays/BeatmapSet/Scores/NoScoresPlaceholder.cs#L27-L49

| master | pr | `osu-web` |
|-|-|-|
| <img width="1625" height="188" alt="osu_2026-03-04_18-26-44"
src="https://github.com/user-attachments/assets/9bd2690a-2ddf-4f03-9ca6-22003efbd895"
/> |
![osu_2026-03-04_18-36-12](https://github.com/user-attachments/assets/1498c4a9-7188-4e97-a6bd-3553b9befa5e)
| <img width="990" height="139" alt="Снимок экрана 2026-03-04 182558"
src="https://github.com/user-attachments/assets/1bf14bee-3097-478d-936b-6ecb7d912be2"
/> |

---------

Co-authored-by: Dean Herbert <pe@ppy.sh>

osu.Game/Overlays/BeatmapSet/LeaderboardScopeSelector.cs

@@ -1,12 +1,15 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
 using osu.Game.Graphics.UserInterface;
 using osu.Framework.Allocation;
 using osuTK.Graphics;
 using osu.Framework.Graphics.UserInterface;
 using osu.Framework.Input.Events;
 using osu.Framework.Graphics;
+using osu.Framework.Localisation;
+using osu.Game.Resources.Localisation.Web;
 using osu.Game.Screens.Play.Leaderboards;
 
 namespace osu.Game.Overlays.BeatmapSet
@@ -39,6 +42,27 @@ namespace osu.Game.Overlays.BeatmapSet
             {
             }
 
+            protected override LocalisableString CreateText()
+            {
+                switch (Value)
+                {
+                    case BeatmapLeaderboardScope.Global:
+                        return BeatmapsetsStrings.ShowScoreboardGlobal;
+
+                    case BeatmapLeaderboardScope.Country:
+                        return BeatmapsetsStrings.ShowScoreboardCountry;
+
+                    case BeatmapLeaderboardScope.Friend:
+                        return BeatmapsetsStrings.ShowScoreboardFriend;
+
+                    case BeatmapLeaderboardScope.Team:
+                        return BeatmapsetsStrings.ShowScoreboardTeam;
+
+                    default:
+                        throw new ArgumentOutOfRangeException();
+                }
+            }
+
             protected override bool OnHover(HoverEvent e)
             {
                 Text.FadeColour(AccentColour);