[Bug]: userSyncCalendarsUrl in groupware settings not replaced

[dev-cb]

⚠️ This issue respects the following points: ⚠️

• This is a bug, not a question or a configuration/webserver/proxy issue.
• This issue is not already reported on Github (I've searched it).
• Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
• I agree to follow Nextcloud's Code of Conduct.

Bug description

href attribute not correctly set in https://github.com/nextcloud/server/blob/master/apps/dav/src/views/CalDavSettings.vue#L87

Steps to reproduce

running version: Nextcloud Hub II (23.0.2)

Visit admin groupware settings /index.php/settings/admin/groupware

Expected behavior

Render correct link to the expected instructions docs

Installation method

Manual installation

Operating system

Debian/Ubuntu

PHP engine version

PHP 7.4

Web server

No response

Database engine version

SQlite

Is this bug present after an update or on a fresh install?

Fresh Nextcloud Server install

Are you using the Nextcloud Server Encryption module?

No response

What user-backends are you using?

• Default user-backend (database)
• LDAP/ Active Directory
• SSO - SAML
• Other

Configuration report

No response

List of activated Apps

$ php occ app:list
Enabled:
  - accessibility: 1.9.0
  - activity: 2.15.0
  - bruteforcesettings: 2.3.0
  - calendar: 3.2.2
  - circles: 23.0.1
  - cloud_federation_api: 1.6.0
  - comments: 1.13.0
  - contacts: 4.0.8
  - contactsinteraction: 1.4.0
  - dashboard: 7.3.0
  - dav: 1.21.0
  - federatedfilesharing: 1.13.0
  - federation: 1.13.0
  - files: 1.18.0
  - files_pdfviewer: 2.4.0
  - files_rightclick: 1.2.0
  - files_sharing: 1.15.0
  - files_trashbin: 1.13.0
  - files_versions: 1.16.0
  - files_videoplayer: 1.12.0
  - firstrunwizard: 2.12.0
  - logreader: 2.8.0
  - lookup_server_connector: 1.11.0
  - mail: 1.11.7
  - nextcloud_announcements: 1.12.0
  - notifications: 2.11.1
  - oauth2: 1.11.0
  - password_policy: 1.13.0
  - photos: 1.5.0
  - privacy: 1.7.0
  - provisioning_api: 1.13.0
  - recommendations: 1.2.0
  - richdocuments: 5.0.3
  - richdocumentscode: 21.11.204
  - serverinfo: 1.13.0
  - settings: 1.5.0
  - sharebymail: 1.13.0
  - spreed: 13.0.4
  - support: 1.6.0
  - survey_client: 1.11.0
  - systemtags: 1.13.0
  - text: 3.4.0
  - theming: 1.14.0
  - twofactor_backupcodes: 1.12.0
  - updatenotification: 1.13.0
  - user_status: 1.3.1
  - viewer: 1.7.0
  - weather_status: 1.3.0
  - workflowengine: 2.5.0
Disabled:
  - admin_audit
  - encryption
  - files_external
  - user_ldap

Nextcloud Signing status

No response

Nextcloud Logs

No response

Additional info

No response