a helpful tip for the early stopping exercise

[simonpcouch]

For the early stopping exercise, remind users that they will need to rerun the code to generate their parameters object.

workshops/slides/advanced-02-tuning-hyperparameters.qmd

Lines 699 to 706 in 4a6d2b9

	## Your turn {transition="slide-in"}
	{.absolute top="0" right="0" width="150" height="150"}
	<br>
	*Set `trees = 2000` and tune the `stop_iter` parameter.*