Non-default parameters used for ExtraTrees benchmarking

[icfaust]

By definition, the extratrees algorithm does not use bootstrapping, but the default is true. This will impact the accuracy results, and possibly the timing results:

https://github.com/IntelPython/scikit-learn_bench/blob/main/configs/regular/ensemble.json#L13
https://scikit-learn.org/dev/modules/generated/sklearn.ensemble.ExtraTreesClassifier.html