wireplumber.conf: disable bluez monitor by default

- because it conflicts with pulseaudio and we actually still want
  pipewire to be able to run along pulseaudio on default setups
- and because it doesn't work well yet

src/config/wireplumber.conf

@@ -39,7 +39,7 @@ load-module C libwireplumber-module-si-monitor-endpoint
 
 load-module C libwireplumber-module-monitor {
   "alsa":   <{"factory": <"api.alsa.enum.udev">,   "flags": <["use-adapter"]>}>,
-  "bluez5": <{"factory": <"api.bluez5.enum.dbus">, "flags": <["local-nodes", "use-adapter"]>}>,
+  #"bluez5": <{"factory": <"api.bluez5.enum.dbus">, "flags": <["local-nodes", "use-adapter"]>}>,
   "v4l2":   <{"factory": <"api.v4l2.enum.udev">}>
 }