tests: try to collect more logs in audio tests

Especially, preserve .xsession-errors and user's journall by getting
them to the console (which is then saved in dom0 in
/var/log/xen/console).

qubes/tests/integ/audio.py

@@ -67,6 +67,15 @@ def prepare_audio_test(self, backend):
         if "whonix-g" in self.template:
             self.skipTest("whonix gateway have no audio")
         self.loop.run_until_complete(self.testvm1.start())
+        self.loop.run_until_complete(
+            self.testvm1.run_for_stdio("chmod a+w /dev/console", user="root"))
+        self.loop.run_until_complete(self.testvm1.run(
+            "systemd-run --no-block sh -c 'tail -F "
+            "/home/user/.xsession-errors >> /dev/console'",
+            user='root'))
+        self.loop.run_until_complete(self.testvm1.run(
+            "systemd-run --user --no-block sh -c "
+            "'journalctl --user -f >> /dev/console'"))
         pulseaudio_units = "pulseaudio.socket pulseaudio.service"
         pipewire_units = "pipewire.socket wireplumber.service pipewire.service"
         if backend == "pipewire":