### Environment

* Dubbo version: 3.0.2
* Operating System version: win7
* Java version: 1.8

### Steps to reproduce this issue

注解如下：
@DubboReference(async = true, methods = {@Method(name = "xxx", isReturn = false)})

查看代码发现：
ReferenceCreator :: createMethodConfig方法中mcDataBinder.bind(propertyValues) 这里绑定不上"isReturn"属性

原因如下：
底层代码会生成一个MethodConfig的BeanInfo对象，然后会校验属性是否在这个BeanInfo的属性集中，如果不在会被过滤掉

然而用如下代码做测试：
Class beanClass = Class.forName("org.apache.dubbo.config.MethodConfig");
BeanInfo beanInfo = Introspector.getBeanInfo(beanClass);

此时发现beanInfo中的属性集中没有"isReturn"属性，只有"return"属性，所以isReturn属性在绑定时被过滤掉了




}
    @Parameter(excluded = true, attribute = false)
    public String getService() {
        return service;
    }
    public void setService(String service) {
        this.service = service;
    }
    @Parameter(excluded = true, attribute = false)
    public String getServiceId() {
        return serviceId;
    }
    public void setServiceId(String serviceId) {
        this.serviceId = serviceId;
    }
    public void setParentPrefix(String parentPrefix) {
        this.parentPrefix = parentPrefix;
    }
    @Parameter(excluded = true, attribute = false)
    public String getParentPrefix() {
        return parentPrefix;
    }
    public void addArgument(ArgumentConfig argumentConfig) {
        if (arguments == null) {
            arguments = new ArrayList<>();
        }
        arguments.add(argumentConfig);
    }
}