removed file naming from get log file path

Author: Tanishq30052002

launch/launch/logging/__init__.py

@@ -319,7 +319,6 @@ def get_log_file_path(self, file_name='launch.log'):
         :param: file_name of the log file from which to get the absolute path.
         :return: the absolute path to the log file.
         """
-        file_name = self.file_name
         return os.path.join(self.log_dir, file_name)
 
     def get_log_file_handler(self, file_name=None):