Fixes Github #34965

Changing example logs `acc` to `accuracy`

PiperOrigin-RevId: 354380120
Change-Id: I97e30f6e311a35633e9edf7409b54b44e0052013

tensorflow/python/keras/callbacks.py

@@ -671,7 +671,8 @@ class Callback(object):
         logs: Dict, metric results for this training epoch, and for the
           validation epoch if validation is performed. Validation result keys
           are prefixed with `val_`. For training epoch, the values of the
-         `Model`'s metrics are returned. Example : `{'loss': 0.2, 'acc': 0.7}`.
+         `Model`'s metrics are returned. Example : `{'loss': 0.2, 'accuracy':
+           0.7}`.
     """
 
   @doc_controls.for_subclass_implementers