contrib/modplug: download from ganesh instead of SF since this is way more reliable
contrib/modplug: download from ganesh instead of SF since this is way more reliable

(cherry picked from commit 4d794d1e082adcede425687a5166e2713b4d3c45)

jomanmuk/vlc-2.1,jomanmuk/vlc-2.1,vlc-mirror/vlc-2.1,vlc-mirror/vlc-2.1,vlc-mirror/vlc-2.1,jomanmuk/vlc-2.1,jomanmuk/vlc-2.1,jomanmuk/vlc-2.1,jomanmuk/vlc-2.1,vlc-mirror/vlc-2.1,vlc-mirror/vlc-2.1,vlc-mirror/vlc-2.1,jomanmuk/vlc-2.1,vlc-mirror/vlc-2.1