loongson/pypi: links for c5-common-libraries

loongson/mirror C5_common_libraries-0.8.tar.gz
loongson/mirror C5_common_libraries-0.7.tar.gz
loongson/mirror C5_common_libraries-0.6.tar.gz
loongson/mirror C5_common_libraries-0.5.tar.gz
loongson/mirror C5_common_libraries-0.4.tar.gz
loongson/mirror C5_common_libraries-0.3.tar.gz
loongson/mirror C5_common_libraries-0.2.tar.gz