chore(deps): update helm release nextcloud to v5.2.0

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
nextcloud (source)	minor	5.1.0 -> 5.2.0

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Release Notes

nextcloud/helm (nextcloud)

### [`v5.2.0`](https://togithub.com/nextcloud/helm/releases/tag/nextcloud-5.2.0) [Compare Source](https://togithub.com/nextcloud/helm/compare/nextcloud-5.1.0...nextcloud-5.2.0) A file sharing server that puts the control and security of your own data back into your hands. #### What's Changed - Add setting of NEXTCLOUD_SERVER and NEXTCLOUD_INFO_APPS for metrics exporter and clean up docs by [@​jessebot](https://togithub.com/jessebot) in [https://github.com/nextcloud/helm/pull/587](https://togithub.com/nextcloud/helm/pull/587) **Full Changelog**: https://github.com/nextcloud/helm/compare/nextcloud-5.1.0...nextcloud-5.2.0

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