旧com.alibaba.dubbo版本：2.5.9
新org.apache.dubbo版本：2.7.17

问题：旧的dubbo中设置过期时间放在字段default.timeout中，但是新的版本是在timeout中直接取值，会导致在旧的版本中设置的超时时间无效
![image](https://user-images.githubusercontent.com/41528403/197443590-266cb768-b499-4a72-9a26-a78937575ee0.png)
![image](https://user-images.githubusercontent.com/41528403/197443452-677a7f06-f0dc-484b-bc4a-4a9eb97d4b70.png)
这样的情况该如何兼容？

.build();
        assertThat(url2.getParameters().size(), equalTo(0));
    }
    @Test
    void shouldRemoveParameters() {
        URL url1 = URL.valueOf("dubbo://admin:hello1234@10.20.130.230:20880/context/path?version=1.0.0&application=morgan&key2=v2");
        URL url2 = URLBuilder.from(url1)
                .removeParameters(Arrays.asList("key2", "application"))
                .build();
        assertThat(url2.getParameters().size(), equalTo(1));
        assertThat(url2.getVersion(), equalTo("1.0.0"));
    }
    @Test
    void shouldAddIfAbsent() {
        URL url1 = URL.valueOf("dubbo://admin:hello1234@10.20.130.230:20880/context/path?version=1.0.0&application=morgan&key2=v2");
        URL url2 = URLBuilder.from(url1)
                .addParameterIfAbsent("absentKey", "absentValue")
                .addParameterIfAbsent("version", "2.0.0") 
                .build();
        assertThat(url2.getVersion(), equalTo("1.0.0"));
        assertThat(url2.getParameter("absentKey"), equalTo("absentValue"));
    }
    @Test
    void shouldAddParameters() {
        URL url1 = URL.valueOf("dubbo://admin:hello1234@10.20.130.230:20880/context/path?version=1.0.0&application=morgan&key2=v2");
        
        URL url2 = URLBuilder.from(url1)
                .addParameters("version", "1.0.0", "absentKey1", "absentValue1")
                .build();
        assertThat(url2.getParameter("version"), equalTo("1.0.0"));