dev: .whosplaying code cleanup

src/NadekoBot/Db/Models/xp/UserXpStats.cs

@@ -8,6 +8,4 @@ public class UserXpStats : DbEntity
     public long Xp { get; set; }
     public long AwardedXp { get; set; }
     public XpNotificationLocation NotifyOnLevelUp { get; set; }
-}
-
-public enum XpNotificationLocation { None, Dm, Channel }
+}

src/NadekoBot/Db/Models/xp/XpNotificationLocation.cs

@@ -0,0 +1,7 @@
+namespace NadekoBot.Db.Models;
+
+public enum XpNotificationLocation
+{
+    None,
+    Dm,
+}