fix logging debug level (#44684)

* back fl

* delete ssl cert

* .

* make warning

* .

* unittest paral degree

* solve unittest

* heter & multi cloud commm ready

* .

* .

* fl-ps v1.0

* .

* support N + N mode

* .

* .

* .

* .

* delete print

* .

* .

* .

* .

* fix bug

* .

* .

* fl-ps with coordinator ready

* merge dev

* update message parse only

* update fl client scheduler

* fix bug

* update multithreads sync

* fix ci errors

* update role_maker.py

* update role_maker.py

* fix ci error: windows py import error

* fix ci error: windows py import error

* fix windows ci pylib import error

* add dump fields & params

* try to fix windows import fleet error

* fix ps FLAGS error

* fix logging risk

* fix logging possible risk

python/paddle/distributed/ps/coordinator.py

@@ -25,7 +25,7 @@ import logging
 
 logging.basicConfig(
     format='%(asctime)s %(levelname)-2s [%(filename)s:%(lineno)d] %(message)s',
-    level=logging.DEBUG)
+    level=logging.INFO)
 logger = logging.getLogger(__name__)