loongson/pypi: links for gstreamer-rgw-sink

loongson/mirror gstreamer-rgw-sink-0.0.4.tar.gz
loongson/mirror gstreamer-rgw-sink-0.0.2.tar.gz
loongson/mirror gstreamer-rgw-sink-0.0.1.tar.gz
loongson/mirror gstreamer_rgw_sink-0.0.1-py3-none-any.whl