Use consistent log file names, introduced initLogger (#3403)

### What problem does this PR solve?

Use consistent log file names, introduced initLogger

### Type of change

- [ ] Bug Fix (non-breaking change which fixes an issue)
- [ ] New Feature (non-breaking change which adds functionality)
- [ ] Documentation Update
- [x] Refactoring
- [ ] Performance Improvement
- [ ] Other (please describe):

api/validation.py

@@ -14,20 +14,20 @@
 #  limitations under the License.
 #
 
+import logging
 import sys
-from api.utils.log_utils import logger
 
 
 def python_version_validation():
     # Check python version
     required_python_version = (3, 10)
     if sys.version_info < required_python_version:
-        logger.info(
+        logging.info(
             f"Required Python: >= {required_python_version[0]}.{required_python_version[1]}. Current Python version: {sys.version_info[0]}.{sys.version_info[1]}."
         )
         sys.exit(1)
     else:
-        logger.info(f"Python version: {sys.version_info[0]}.{sys.version_info[1]}")
+        logging.info(f"Python version: {sys.version_info[0]}.{sys.version_info[1]}")
 
 
 python_version_validation()