Fix retry logic in Fantom when requesting bundles from Metro (#53161)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/53161

Changelog: [internal]

This fixes a bug in the retry logic in Fantom when requesting bundles from Metro, where we cache the error from a previous attempt and use it to determine we didn't succeed after the attemps.

Reviewed By: rshest

Differential Revision: D79881488

fbshipit-source-id: 566b2d700db2f9653b9ea9acd577d7eb03770b76