:fix: optimize threshold isn't there
:fix: optimize threshold isn't there

It seems that the doc refers to an older version of the widget where you had
to click a button explicitly in order to get the threshold optimized.
Now it happens whenever a change occurs in the dataset, so the step is
redundant.
pair-code/what-if-tool,PAIR-code/what-if-tool,PAIR-code/what-if-tool,pair-code/what-if-tool,pair-code/what-if-tool,pair-code/what-if-tool,PAIR-code/what-if-tool,PAIR-code/what-if-tool,pair-code/what-if-tool,PAIR-code/what-if-tool