Enable webhooks on Circle
Enable webhooks on Circle

Summary:
Release Notes
=============

[INTERNAL][MINOR][CircleCI] - Send webhooks to Facebook.
Closes https://github.com/facebook/react-native/pull/19527

Differential Revision: D8228361

Pulled By: hramos

fbshipit-source-id: 5d7c0960392b9a860d3f665e2a316c18153879eb

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