loongson/pypi: links for ppaquette-gym-doom

loongson/mirror ppaquette-gym-doom-0.0.6.tar.gz
loongson/mirror ppaquette-gym-doom-0.0.5.tar.gz
loongson/mirror ppaquette-gym-doom-0.0.4.tar.gz
loongson/mirror ppaquette-gym-doom-0.0.3.tar.gz