Add nullable annotation to JToken.ToObject(Type, JsonSerializer)

Src/Newtonsoft.Json/Linq/JToken.cs

@@ -2074,7 +2074,7 @@ namespace Newtonsoft.Json.Linq
         /// <param name="objectType">The object type that the token will be deserialized to.</param>
         /// <param name="jsonSerializer">The <see cref="JsonSerializer"/> that will be used when creating the object.</param>
         /// <returns>The new object created from the JSON value.</returns>
-        public object? ToObject(Type objectType, JsonSerializer jsonSerializer)
+        public object? ToObject(Type? objectType, JsonSerializer jsonSerializer)
         {
             ValidationUtils.ArgumentNotNull(jsonSerializer, nameof(jsonSerializer));
 
@@ -2755,4 +2755,4 @@ namespace Newtonsoft.Json.Linq
             }
         }
     }
-}
+}