[dotnet] [bidi] Protected Subscribe method in Module (#17260)

Author: nvborisenko

dotnet/src/webdriver/BiDi/Module.cs

@@ -40,7 +40,7 @@ protected Task<Subscription> SubscribeAsync<TEventArgs>(string eventName, Action
         return Broker.SubscribeAsync(eventName, eventHandler, options, jsonTypeInfo, cancellationToken);
     }
 
-    public Task<Subscription> SubscribeAsync<TEventArgs>(string eventName, Func<TEventArgs, Task> func, SubscriptionOptions? options, JsonTypeInfo<TEventArgs> jsonTypeInfo, CancellationToken cancellationToken)
+    protected Task<Subscription> SubscribeAsync<TEventArgs>(string eventName, Func<TEventArgs, Task> func, SubscriptionOptions? options, JsonTypeInfo<TEventArgs> jsonTypeInfo, CancellationToken cancellationToken)
         where TEventArgs : EventArgs
     {
         var eventHandler = new AsyncEventHandler<TEventArgs>(eventName, func);