Error in user YAML: (<unknown>): found character that cannot start any token while scanning for the next token at line 5 column 16

---
title: Improve currency error handling
issue: NEXT-22980
author: Sebastian Seggewiss
author_email: [email protected]
author_github: @seggewiss
---

Core

Changed \Shopware\Core\System\Currency\CurrencyDefinition iso_code max length to 3 to match database state