remove mention of num_iterations (see Project-MONAI#1212)

Author: DanielNobbe

auto3dseg/notebooks/auto_runner.ipynb

@@ -273,13 +273,9 @@
     "\n",
     "`set_training_params` in `AutoRunner` provides an interface to change all algorithms' training parameters in one line. \n",
     "\n",
-    "NOTE: \n",
-    "**Auto3DSeg** uses MONAI bundle templates to perform training, validation, and inference.\n",
-    "The number of epochs/iterations of training is specified by the config files in each template.\n",
-    "Users can override these these values in the bundle templates.\n",
-    "But users should consider that some bundle templates may use `num_iterations` and other may use `num_epochs` to iterate.\n",
+    "As an example, see the code block below, which specifies e.g. the number of epochs used for training. Note that some algorithms may treat this as a maximum number of epochs.\n",
     "\n",
-    "For demo purposes, below is a code block to convert num_epoch to iteration style and override all algorithms with the same training parameters.\n",
+    "NOTE: \n",
     "The setup works fine for a machine that has GPUs less than or equal to 8.\n",
     "The datalist in this example is only using a subset of the original dataset.\n",
     "Users need to ensure the number of GPUs is not greater than the number that the training dataset can be partitioned.\n",