Specify roots in Jest config

Created by: mucsi96

This PR fixes #7458 (closed) by adding roots to Jest configuration. I wanted to add test but didn't found any for Jest configuration. Please let me know what else should I add.

requested review from @root

requested review from @root

requested review from @root

requested review from @root

requested review from @root

Created by: facebook-github-bot

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Created by: mucsi96

I have now signed the CLA

mentioned in issue #7458 (closed)

added CLA Signed label

Created by: facebook-github-bot

Thank you for signing our Contributor License Agreement. We can now accept your code for this (and any) Facebook open source project. Thanks!

Created by: bugzpodder

Review: Approved

changed milestone to %3.1

Created by: ianschmitz

Review: Approved

Merged by: ianschmitz at 2019-08-07 03:42:58 UTC

closed

Created by: ianschmitz

Thanks @mucsi96!