loongson/pypi: links for cloudevents-python

loongson/mirror cloudevents-python-0.2.1.tar.gz
loongson/mirror cloudevents_python-0.2.1-py2.py3-none-any.whl
loongson/mirror cloudevents-python-0.2.0.tar.gz
loongson/mirror cloudevents_python-0.2.0-py2.py3-none-any.whl
loongson/mirror cloudevents-python-0.1.0.tar.gz
loongson/mirror cloudevents_python-0.1.0-py2.py3-none-any.whl