There's a merged pull request on the void-packages repository

nextcloud-client: update to 3.1.2, no shibboleth and webkit support, kwallet subpackage
https://github.com/void-linux/void-packages/pull/28674

Description:
* shibboleth is "highly deprecated" by upstream, will be removed in 3.2.
* webkit support is currently ineffective and difficult to fix.
* fix ~dolphin build options
* Edit: add package `nextcloud-client-kwallet` to deal with https://github.com/void-linux/void-packages/issues/26774 . 

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- [x] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
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