Implement a retry loop for composer packaging of core.
>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3114476. --> Reported by: [Mixologic](https://www.drupal.org/user/391689) >>> <p>When the subtree splits run, and push data to github/packagist, there is a short delay between the time that it has been pushed to the time that the data is available to be used to create the tarball.</p> <p>Lets re-attempt packaging a number of times before failing.</p>
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