magento/magento2#39915: Guest Prefix Not Saved to Quote Address 2.4.8

[KrasnoshchokBohdan]

Description (*)

Fix for error "Name Prefix is a required value." on place order.

Related Pull Requests

Fixed Issues (if relevant)

1. Fixes magento/magento2#39915

Manual testing scenarios (*)

1. Set up a Magento store with prefixes enabled in the customer configuration
   (store->configuration->customers->customer configuration->name and address options->show prefix - make required)
2. Go to checkout as a guest customer
3. Select a prefix (e.g., "Herr" or "Frau") in the shipping/billing address form
4. Complete the checkout process
5. Error Msg "Name Prefix is a required value."

Questions or comments

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• README.md files for modified modules are updated and included in the pull request if any README.md predefined sections require an update
• All automated tests passed successfully (all builds are green)

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[KrasnoshchokBohdan]

@magento run all tests

[Copilot]

Pull Request Overview

This pull request fixes an error occurring during guest checkout by ensuring that the customer's prefix is correctly set on the quote address.

• Inserts a line to set the customer address prefix from the billing address.
• Resolves the issue where a missing prefix caused a validation error during order placement.

[KrasnoshchokBohdan]

@magento run all tests