Core dumped in experimental vfs mode

Just like explained here: https://github.com/nextcloud/desktop/issues/3668#issuecomment-905330846 and https://github.com/nextcloud/desktop/issues/3668#issuecomment-1315580359:

1. Open `~/.var/app/com.nextcloud.desktopclient.nextcloud/config/Nextcloud/nextcloud.cfg`
2. Add `showExperimentalOptions = true` option.
3. Open Nextcloud client.
4. Configure one folder to sync.
5. Enable the experimental virtual files:

Core dumped.

Logs:

```
Process 11131 (nextcloud) of user 1001 dumped core.

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Module /usr/lib/x86_64-linux-gnu/ld-2.33.so with build-id 856401969318527d829336ec391155c2ebc785c5
Module linux-vdso.so.1 with build-id 28de22885e5a5f761e8b05fe6d610d65bb875b04
Stack trace of thread 2:
#0 0x0000561be180bbcb n/a (/app/bin/nextcloud + 0x267bcb)
#1 0x0000561be16c3c4e n/a (/app/bin/nextcloud + 0x11fc4e)
#2 0x00007fbd83b03504 n/a (/usr/lib/x86_64-linux-gnu/libQt5Core.so.5.15.6 + 0x303504)
#3 0x00007fbd84974e92 n/a (/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.6 + 0x174e92)
ELF object binary architecture: AMD x86-64
```

It might be upstream issue, but just in case I wanted to open it here before, as some people claim it to be working in the AppImage (see https://github.com/nextcloud/desktop/issues/3668#issuecomment-1225962414; not tested myself).