Summary: Adding missing semicolon. Added a missing semicolon in java code. ## Changelog Update documentation. Pull Request resolved: https://github.com/facebook/flipper/pull/4789 Test Plan: Does not require a test plan. Reviewed By: antonk52 Differential Revision: D46355062 Pulled By: passy fbshipit-source-id: 20c398018b1d2deffb9b1a755d2c5a1543e48c21