Bump @nextcloud/l10n from 1.4.1 to 1.6.0

Bumps [@nextcloud/l10n](https://github.com/nextcloud/nextcloud-l10n) from 1.4.1 to 1.6.0.
- [Release notes](https://github.com/nextcloud/nextcloud-l10n/releases)
- [Changelog](https://github.com/nextcloud/nextcloud-l10n/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nextcloud/nextcloud-l10n/commits

)

---
updated-dependencies:
- dependency-name: "@nextcloud/l10n"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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