Revert of D48619298

Summary:
Folks are complaining about how this new format is much harder to get to the lines we care about. None of the existing solutions are at par with the original experience.

Details here: https://fb.workplace.com/groups/1302733780185462/posts/1765846840540818

Differential Revision: D49850102

torchrec/distributed/planner/stats.py

@@ -6,7 +6,6 @@
 # LICENSE file in the root directory of this source tree.
 
 import logging
-import os
 from collections import defaultdict
 from typing import Any, cast, Dict, List, Optional, Tuple, Union
 
@@ -391,7 +390,8 @@ def log(
 
         self._stats_table.append("#" * self._width)
 
-        logger.info(os.linesep + os.linesep.join(self._stats_table))
+        for row in self._stats_table:
+            logger.info(row)
 
     def _get_shard_stats(
         self,