[7.x] Make num_top_classes parameter's default value equal to 2 (#48119)#48201

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przemekwitek merged 1 commit intoelastic:7.xfrom przemekwitek:backport/7.x/pr-48119

Oct 17, 2019

+96-27

Commits on Oct 17, 2019

Make num_top_classes parameter's default value equal to 2 (elastic#48119 )
przemekwitek
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