chore: changelog for 0.74.5 (#45898)

Summary:
Adds changelog for the 0.74.5 patch.

## Changelog:

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[Internal] [Changed] - Add 0.74.5 changelog

Pull Request resolved: https://github.com/facebook/react-native/pull/45898

Reviewed By: christophpurrer

Differential Revision: D60768626

Pulled By: arushikesarwani94

fbshipit-source-id: 62196fc8a4fec1ff992ecc4622116b97dd96b79b