Missed endianness check

Co-authored-by: Copilot <[email protected]>

Author: danielmarbach

sdk/eventhub/Azure.Messaging.EventHubs/src/Core/PartitionResolver.cs

@@ -207,9 +207,9 @@ private static void ComputeHash(ReadOnlySpan<byte> data,
             switch (left)
             {
                 case 12:
-                    a += Unsafe.ReadUnaligned<uint>(ref tail);
-                    b += Unsafe.ReadUnaligned<uint>(ref Unsafe.Add(ref tail, 4));
-                    c += Unsafe.ReadUnaligned<uint>(ref Unsafe.Add(ref tail, 8));
+                    a += BitConverter.IsLittleEndian ? Unsafe.ReadUnaligned<uint>(ref tail) : BinaryPrimitives.ReverseEndianness(Unsafe.ReadUnaligned<uint>(ref tail));
+                    b += BitConverter.IsLittleEndian ? Unsafe.ReadUnaligned<uint>(ref Unsafe.Add(ref tail, 4)) : BinaryPrimitives.ReverseEndianness(Unsafe.ReadUnaligned<uint>(ref Unsafe.Add(ref tail, 4)));
+                    c += BitConverter.IsLittleEndian ? Unsafe.ReadUnaligned<uint>(ref Unsafe.Add(ref tail, 8)) : BinaryPrimitives.ReverseEndianness(Unsafe.ReadUnaligned<uint>(ref Unsafe.Add(ref tail, 8)));
                     break;
                 case 11:
                     c += (uint)Unsafe.Add(ref tail, 10) << 16;