Move 'get_project_base_directory' to common directory (#10940)

### What problem does this PR solve?

As title

### Type of change

- [x] Refactoring

---------

Signed-off-by: Jin Hai <haijin.chn@gmail.com>

api/utils/log_utils.py

@@ -17,19 +17,10 @@ import os
 import os.path
 import logging
 from logging.handlers import RotatingFileHandler
+from common.file_utils import get_project_base_directory
 
 initialized_root_logger = False
 
-def get_project_base_directory():
-    PROJECT_BASE = os.path.abspath(
-        os.path.join(
-            os.path.dirname(os.path.realpath(__file__)),
-            os.pardir,
-            os.pardir,
-        )
-    )
-    return PROJECT_BASE
-
 def init_root_logger(logfile_basename: str, log_format: str = "%(asctime)-15s %(levelname)-8s %(process)d %(message)s"):
     global initialized_root_logger
     if initialized_root_logger: