Fix the issue of disordered loading cifar data (#37272)

Author: LielinJiang

python/paddle/vision/datasets/cifar.py

@@ -140,6 +140,8 @@ def _load_data(self):
  names = (each_item.name for each_item in f
  if self.flag in each_item.name)
 
+ names = sorted(list(names))
+
  for name in names:
  batch = pickle.load(f.extractfile(name), encoding='bytes')