api: fix the log message print in macro

Regardless of whether debug compilation is enabled, we should
always print error messages. Otherwise, some error logs may be
lost, making it difficult to debug codes.

Signed-off-by: Yan Song <yansong.ys@antgroup.com>

api/src/error.rs

@@ -11,16 +11,16 @@ pub fn make_error(
     _file: &str,
     _line: u32,
 ) -> std::io::Error {
-    #[cfg(all(debug_assertions, feature = "error-backtrace"))]
+    #[cfg(all(feature = "error-backtrace"))]
     {
         if let Ok(val) = std::env::var("RUST_BACKTRACE") {
             if val.trim() != "0" {
-                log::error!("Stack:\n{:?}", backtrace::Backtrace::new());
-                log::error!("Error:\n\t{:?}\n\tat {}:{}", _raw, _file, _line);
+                error!("Stack:\n{:?}", backtrace::Backtrace::new());
+                error!("Error:\n\t{:?}\n\tat {}:{}", _raw, _file, _line);
                 return err;
             }
         }
-        log::error!(
+        error!(
             "Error:\n\t{:?}\n\tat {}:{}\n\tnote: enable `RUST_BACKTRACE=1` env to display a backtrace",
             _raw, _file, _line
         );