Fix a few last paths for the new repo org (#8666)

src/transformers/testing_utils.py

@@ -470,7 +470,7 @@ class CaptureLogger:
 
         >>> msg = "Testing 1, 2, 3"
         >>> logging.set_verbosity_info()
-        >>> logger = logging.get_logger("transformers.tokenization_bart")
+        >>> logger = logging.get_logger("transformers.models.bart.tokenization_bart")
         >>> with CaptureLogger(logger) as cl:
         ...     logger.info(msg)
         >>> assert cl.out, msg+"\n"