loongson/pypi: links for trading212

loongson/mirror Trading212-0.1.6.tar.gz
loongson/mirror Trading212-0.1.5.post1.tar.gz
loongson/mirror Trading212-0.1.5.tar.gz
loongson/mirror Trading212-0.1.4.tar.gz
loongson/mirror Trading212-0.1.3.tar.gz
loongson/mirror Trading212-0.1.2.tar.gz