Add Tests for layout events of ellipsized Text

[NickGerleman]

Summary: The platforms handle this in pretty different ways right now. Let's add a test showing the differences.

Android also adds a bunch of unicode zero width spaces in there...

Changelog: [Internal]

Differential Revision: D75567210

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D75567210

[facebook-github-bot]

This pull request has been merged in facebook/react-native@dd9d7c0e74690060a6d8f1cf4f872d36010bbb77.

[react-native-bot]

This pull request was successfully merged by @NickGerleman in dd9d7c0e74690060a6d8f1cf4f872d36010bbb77

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