CODEOWNERS: Use correct syntax for GitHub users (#1637)
CODEOWNERS: Use correct syntax for GitHub users (#1637)

https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners#codeowners-syntax
Eloston/ungoogled-chromium,Eloston/ungoogled-chromium