message: Fix pix2pix_eager.ipynb image resize method
  2 was BICUBIC not NEAREST_NEIGHBOR
diff: " # random jittering\n",
  " \n",
  " # resizing to 286 x 286 x 3\n",
  - " # method = 2 indicates using \"ResizeMethod.NEAREST_NEIGHBOR\"\n",
  " input_image = tf.image.resize_images(input_image, [286, 286], \n",
  - " align_corners=True, method=2)\n",
  + " align_corners=True, \n",
  + " method=tf.image.ResizeMethod.NEAREST_NEIGHBOR)\n",
  " real_image = tf.image.resize_images(real_image, [286, 286], \n",
  - " align_corners=True, method=2)\n",
  + " align_corners=True, \n",
  + " method=tf.image.ResizeMethod.NEAREST_NEIGHBOR)\n",
  " \n",
  " # randomly cropping to 256 x 256 x 3\n",
  " stacked_image = tf.stack([input_image, real_image], axis=0)\n",
  