loongson/pypi: links for jupyterlab-vega2

loongson/mirror jupyterlab-vega2-3.2.0.tar.gz
loongson/mirror jupyterlab_vega2-3.2.0-py3-none-any.whl
loongson/mirror jupyterlab-vega2-3.1.3.tar.gz
loongson/mirror jupyterlab_vega2-3.1.3-py3-none-any.whl
loongson/mirror jupyterlab-vega2-3.1.2.tar.gz
loongson/mirror jupyterlab_vega2-3.1.2-py3-none-any.whl
loongson/mirror jupyterlab-vega2-3.1.0.tar.gz
loongson/mirror jupyterlab_vega2-3.1.0-py3-none-any.whl