Merge pull request #9209 from Lakritzator/master

fix: Avalonia on Windows - Intermittent "Arithmetic operation resulted in an overflow".

src/Windows/Avalonia.Win32/Interop/UnmanagedMethods.cs

@@ -1878,7 +1878,10 @@ namespace Avalonia.Win32.Interop
 
         public static uint LGID(IntPtr HKL)
         {
-            return (uint)(HKL.ToInt32() & 0xffff);
+            unchecked
+            {
+                return (uint)((ulong)HKL & 0xffff);
+            }
         }
 
         public const int SORT_DEFAULT = 0;