chore(package): update react-docgen to version 2.13.0 (#1074)
chore(package): update react-docgen to version 2.13.0 (#1074)

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vageeshb/Semantic-UI-React,Semantic-Org/Semantic-UI-React,clemensw/stardust,Semantic-Org/Semantic-UI-React,Rohanhacker/Semantic-UI-React,Rohanhacker/Semantic-UI-React,aabustamante/Semantic-UI-React,aabustamante/Semantic-UI-React,koenvg/Semantic-UI-React,vageeshb/Semantic-UI-React,mohammed88/Semantic-UI-React,mohammed88/Semantic-UI-React,clemensw/stardust,aabustamante/Semantic-UI-React,koenvg/Semantic-UI-React