@Test
    public void testEquals() {
        assertEquals(nacosConfig, nacosConfig);
        assertEquals(nacosConfig, that);
        assertNotEquals(null, nacosConfig);
        assertNotEquals(nacosConfig, new Object());
    }
add test case for {@link NacosConfig}.
shenyu-sync-data-center/shenyu-sync-data-nacos/src/test/java/org/apache/shenyu/sync/data/nacos/config/NacosConfigTest.java