Deduplicate constructors when a class has multiple base classes (#56213)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/56213

Changelog: [Internal]

When a class has multiple base classes, all defining a constructor with the same signature, the inherited constructors were being duplicated in the snapshot (for each base class).

This diff deduplicates them.

Reviewed By: cipolleschi

Differential Revision: D98102286

fbshipit-source-id: 2086645880afab8ec30d245b7cae5caa5e19679e