Fix unresolved cref to RequestedOrientation in OsuGameAndroid xmldoc

Agent-Logs-Url: https://github.com/winnerspiros/osu/sessions/8111c8d2-c4b8-44dd-8781-2101b8565806

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

Author: Copilot

osu.Android/OsuGameAndroid.cs

@@ -90,7 +90,7 @@ public partial class OsuGameAndroid : OsuGame
         private object? nativeBridges;
 
         /// <summary>
-        /// Last value passed to <see cref="OsuGameActivity.RequestedOrientation"/> by
+        /// Last value passed to <see cref="global::Android.App.Activity.RequestedOrientation"/> by
         /// <see cref="updateOrientation"/>. Cached locally so we can short-circuit
         /// redundant updates without round-tripping through the activity getter, which
         /// itself performs a binder IPC on modern Android.