Backport of "soup: fix thread name" into 1.22
requested to merge gstreamer-backport-bot/gstreamer:mr-6736-backport-into-1.22-fix-soup-thread-name into 1.22
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.