BUGFIX: Fix broken XLIFF files

[kdambekalns]

See neos/neos-development-collection#4921

Review instructions

Weblate should stop complaining…

Checklist

• [ ] Code follows the PSR-2 coding style
• [ ] Tests have been created, run and adjusted as needed
• [ ] The PR is created against the lowest maintained branch
• [ ] Reviewer - PR Title is brief but complete and starts with FEATURE|TASK|BUGFIX
• [ ] Reviewer - The first section explains the change briefly for change-logs
• [ ] Reviewer - Breaking Changes are marked with !!! and have upgrade-instructions

[kdambekalns]

I checked it here again, looks good to me, too…

[mhsdesign]

Thank you @kdambekalns for taking care :)