loongson/mirror: links for requests-negotiate

loongson/mirror requests-negotiate-1.5.tar.gz
loongson/mirror requests-negotiate-1.4.1.tar.gz
loongson/mirror requests-negotiate-1.4.tar.gz
loongson/mirror requests-negotiate-1.3.5.tar.gz
loongson/mirror requests-negotiate-1.3.4.tar.gz
loongson/mirror requests-negotiate-1.3.3.tar.gz
loongson/mirror requests-negotiate-1.3.2.tar.gz
loongson/mirror requests-negotiate-1.3.1.tar.gz
loongson/mirror requests-negotiate-1.3.tar.gz
loongson/mirror requests-negotiate-1.2.tar.gz
loongson/mirror requests-negotiate-1.1.tar.gz
loongson/mirror requests-negotiate-1.0.tar.gz