Update Jest to 22.1.2
Update Jest to 22.1.2

Differential Revision: D6736758

fbshipit-source-id: fd6905e41abd1545b4847ad8ee6c12c7e5ce246e

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