loongson/pypi: links for pytrajectory

loongson/mirror PyTrajectory-1.5.3.tar.gz
loongson/mirror PyTrajectory-1.5.2.tar.gz
loongson/mirror PyTrajectory-1.2.0.zip
loongson/mirror PyTrajectory-1.2.0.tar.gz
loongson/mirror PyTrajectory-1.1.0.zip
loongson/mirror PyTrajectory-1.1.0.tar.gz
loongson/mirror PyTrajectory-1.0.0.zip
loongson/mirror PyTrajectory-1.0.0.tar.gz
loongson/mirror PyTrajectory-0.3.4.zip
loongson/mirror PyTrajectory-0.3.4.tar.gz
loongson/mirror PyTrajectory-0.3.3.tar.gz