Fix audio streaming on Chrome, see https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1524 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6512>
Actually just a CNAME to webrtc.nirbheek.in for now, but it allows replacement / hosting without my involvement, so reduces the bus factor. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3802>