Fix: fix load_yaml logging, Avoid setting the log level to warning (#5019)

Co-authored-by: huangyusong <huangyusong@yingzi.com>

api/core/tools/utils/yaml_utils.py

@@ -4,6 +4,7 @@ import os
 import yaml
 from yaml import YAMLError
 
+logger = logging.getLogger(__name__)
 
 def load_yaml_file(file_path: str, ignore_error: bool = False) -> dict:
     """
@@ -24,11 +25,11 @@ def load_yaml_file(file_path: str, ignore_error: bool = False) -> dict:
             except Exception as e:
                 raise YAMLError(f'Failed to load YAML file {file_path}: {e}')
     except FileNotFoundError as e:
-        logging.debug(f'Failed to load YAML file {file_path}: {e}')
+        logger.debug(f'Failed to load YAML file {file_path}: {e}')
         return {}
     except Exception as e:
         if ignore_error:
-            logging.warning(f'Failed to load YAML file {file_path}: {e}')
+            logger.warning(f'Failed to load YAML file {file_path}: {e}')
             return {}
         else:
             raise e