Add missing full stop (#429)
Add missing full stop (#429)

Summary:
Trivial change. I missed this earlier.
Pull Request resolved: https://github.com/facebook/flipper/pull/429

Reviewed By: passy

Differential Revision: D15166391

Pulled By: jknoxville

fbshipit-source-id: 3d52eb1da6d21afa9217cc17cfe887a686cde280

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