use_pretrained_model=1 for better accuracy (aws#879)

Author: kangks

sagemaker_neo_compilation_jobs/imageclassification_caltech/Image-classification-fulltraining-highlevel-neo.ipynb

@@ -191,6 +191,7 @@
  " epochs=5,\n",
  " learning_rate=0.01,\n",
  " top_k=2,\n",
+ " use_pretrained_model=1,\n",
  " precision_dtype='float32')"
  ]
  },