Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/50448
In preparation for API snapshot generation and README documentation, move into dedicated dir.
Changelog: [Internal]
Reviewed By: iwoplaza
Differential Revision: D72306094
fbshipit-source-id: 3663f9ba9987a59918bae54cfc5a27555b90a9f9