conf: change default socket path to /var/run/logcorrelator/http.sock

- Update mod_reqin_log.conf example configuration
- Update README.md documentation and examples
- Update architecture.yml specification
- Update test_config_parsing.c test case

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

tests/unit/test_config_parsing.c

@@ -116,8 +116,8 @@ static void test_parse_enabled_off(void **state)
 static void test_parse_socket_path_valid(void **state)
 {
     (void)state;
-    const char *result = parse_socket_path("/var/run/mod_reqin_log.sock");
-    assert_string_equal(result, "/var/run/mod_reqin_log.sock");
+    const char *result = parse_socket_path("/var/run/logcorrelator/http.sock");
+    assert_string_equal(result, "/var/run/logcorrelator/http.sock");
 }
 
 /* Test: Parse socket path empty */