tests: Update downloader tests
tests: Update downloader tests

Tojaj/librepo,rholy/librepo,rpm-software-management/librepo,bgamari/librepo,bgamari/librepo,Conan-Kudo/librepo,rpm-software-management/librepo,Tojaj/librepo,rholy/librepo,bgamari/librepo,Conan-Kudo/librepo,rpm-software-management/librepo,rholy/librepo,cgwalters/librepo,cgwalters/librepo,Tojaj/librepo,rholy/librepo,cgwalters/librepo,cgwalters/librepo,Conan-Kudo/librepo