Revert logging level to WARNING as before

Author: pamelafox

app/backend/app.py

@@ -756,7 +756,7 @@ def create_app():
 
     # Log levels should be one of https://docs.python.org/3/library/logging.html#logging-levels
     # Set root level to WARNING to avoid seeing overly verbose logs from SDKS
-    logging.basicConfig(level=logging.DEBUG)
+    logging.basicConfig(level=logging.WARNING)
     # Set our own logger levels to INFO by default
     app_level = os.getenv("APP_LOG_LEVEL", "INFO")
     app.logger.setLevel(os.getenv("APP_LOG_LEVEL", app_level))