Fix documentation links
Fix documentation links

Summary:
Old link gives `404 File not found`.

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Closes https://github.com/facebook/react-native/pull/17501

Differential Revision: D6688183

Pulled By: hramos

fbshipit-source-id: d17cea84d3cbab551041c9bb15e328aa5826b6ea

myntra/react-native,janicduplessis/react-native,hoangpham95/react-native,hoastoolshop/react-native,exponent/react-native,dikaiosune/react-native,hoangpham95/react-native,javache/react-native,facebook/react-native,exponentjs/react-native,myntra/react-native,exponent/react-native,dikaiosune/react-native,pandiaraj44/react-native,jevakallio/react-native,hammerandchisel/react-native,exponentjs/react-native,myntra/react-native,hoastoolshop/react-native,dikaiosune/react-native,myntra/react-native,dikaiosune/react-native,javache/react-native,hoastoolshop/react-native,dikaiosune/react-native,myntra/react-native,janicduplessis/react-native,javache/react-native,dikaiosune/react-native,facebook/react-native,hoangpham95/react-native,hammerandchisel/react-native,arthuralee/react-native,javache/react-native,jevakallio/react-native,facebook/react-native,pandiaraj44/react-native,jevakallio/react-native,janicduplessis/react-native,facebook/react-native,pandiaraj44/react-native,hoangpham95/react-native,hoangpham95/react-native,exponentjs/react-native,hoangpham95/react-native,jevakallio/react-native,hammerandchisel/react-native,hammerandchisel/react-native,pandiaraj44/react-native,dikaiosune/react-native,arthuralee/react-native,exponentjs/react-native,javache/react-native,exponent/react-native,jevakallio/react-native,arthuralee/react-native,exponent/react-native,arthuralee/react-native,hammerandchisel/react-native,facebook/react-native,pandiaraj44/react-native,janicduplessis/react-native,hoastoolshop/react-native,arthuralee/react-native,hoastoolshop/react-native,exponentjs/react-native,janicduplessis/react-native,janicduplessis/react-native,facebook/react-native,exponentjs/react-native,javache/react-native,pandiaraj44/react-native,hoangpham95/react-native,jevakallio/react-native,myntra/react-native,hoangpham95/react-native,exponent/react-native,hoastoolshop/react-native,myntra/react-native,facebook/react-native,jevakallio/react-native,hammerandchisel/react-native,myntra/react-native,pandiaraj44/react-native,janicduplessis/react-native,hammerandchisel/react-native,exponent/react-native,hammerandchisel/react-native,jevakallio/react-native,pandiaraj44/react-native,janicduplessis/react-native,exponent/react-native,javache/react-native,facebook/react-native,exponentjs/react-native,javache/react-native,hoastoolshop/react-native,jevakallio/react-native,facebook/react-native,dikaiosune/react-native,exponent/react-native,hoastoolshop/react-native,myntra/react-native,exponentjs/react-native,javache/react-native