Fix prettier error (#893)
Fix prettier error (#893)

Summary:
^
Pull Request resolved: https://github.com/facebook/flipper/pull/893

Test Plan: eyes

Reviewed By: nikoant

Differential Revision: D20469555

Pulled By: passy

fbshipit-source-id: 70e3ebbc8a65de5f2fc407b9435d5b249f158f00

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