loongson/pypi: links for buoyantboussinesqsimpleflux

loongson/mirror buoyantBoussinesqSimpleFlux-2.1.tar.gz
loongson/mirror buoyantBoussinesqSimpleFlux-2.0.tar.gz
loongson/mirror buoyantBoussinesqSimpleFlux-1.2.tar.gz
loongson/mirror buoyantBoussinesqSimpleFlux-1.1.tar.gz
loongson/mirror buoyantBoussinesqSimpleFlux-1.0.tar.gz