community/libvirt: missing QEMU driver => libvirt no connection driver available for qemu:///system

libvirt can no longer connect to qemu backend on latest stable. Virt-manager shows Not Connected and the following error lines show up:

Unable to connect to libvirt qemu:///system.

no connection driver available for qemu:///system

Libvirt URI is: qemu:///system

Traceback (most recent call last):
  File "/usr/share/virt-manager/virtManager/connection.py", line 923, in _do_open
    self._backend.open(cb, data)
  File "/usr/share/virt-manager/virtinst/connection.py", line 171, in open
    conn = libvirt.openAuth(self._open_uri,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/libvirt.py", line 147, in openAuth
    raise libvirtError('virConnectOpenAuth() failed')
libvirt.libvirtError: no connection driver available for qemu:///system

# virsh autostart default
error: failed to connect to the hypervisor
error: no connection driver available for <null>

# netstat -axp | grep qemu
# netstat -axp | grep libvirt
unix  3      [ ]         STREAM     CONNECTED       4373 3054/libvirtd       
unix  2      [ ACC ]     STREAM     LISTENING       3465 3024/virtlogd       /var/run/libvirt/virtlogd-sock
unix  2      [ ACC ]     STREAM     LISTENING       3466 3024/virtlogd       /var/run/libvirt/virtlogd-admin-sock
unix  2      [ ACC ]     STREAM     LISTENING       3516 3054/libvirtd       /var/run/libvirt/libvirt-sock
unix  2      [ ACC ]     STREAM     LISTENING       3517 3054/libvirtd       /var/run/libvirt/libvirt-sock-ro
unix  2      [ ACC ]     STREAM     LISTENING       3518 3054/libvirtd       /var/run/libvirt/libvirt-admin-sock

After the latest investigations, it has been found, that the QEMU driver does not build anymore

Package

Information

• Package name, version: libvirt-10.8.0-r0, py3-libvirt-10.8.0-r0, virt-manager-4.1.0-r7
• Alpine version: 3.21.0_alpha20240923
• Alpine architecture: x86_64

Summary

Virt-manager can not connect to the qemu kvm domain.

Steps to reproduce

Guide followed exactly as stated here: https://wiki.alpinelinux.org/wiki/KVM