loongson/pypi: links for ploghandler

loongson/mirror ploghandler-0.5.0.tar.gz
loongson/mirror ploghandler-0.4.1.tar.gz
loongson/mirror ploghandler-0.4.tar.gz
loongson/mirror ploghandler-0.3.tar.gz
loongson/mirror ploghandler-0.2.tar.gz