fix: WebSocketChannel<T>.Options.WriteDelay should be 0 by default

src/Stl.Rpc/WebSockets/WebSocketChannel.cs

@@ -21,7 +21,7 @@ public record Options
         public int ReadBufferSize { get; init; } = 16_000; // Rented ~just once, so it can be large
         public int RetainedBufferSize { get; init; } = 64_000; // Any buffer is released when it hits this size
         public int MaxItemSize { get; init; } = 130_000_000; // 130 MB;
-        public TimeSpan WriteDelay { get; init; } = TimeSpan.FromMilliseconds(1); // Next timer tick, actually
+        public TimeSpan WriteDelay { get; init; }
         public TimeSpan CloseTimeout { get; init; } = TimeSpan.FromSeconds(10);
         public DualSerializer<T> Serializer { get; init; } = new();
         public BoundedChannelOptions ReadChannelOptions { get; init; } = new(128) {