hina: ftp-sync: change ftp.dk.debian.org to mirrors.dotsrc.org

ftp.dk.debian.org started pointing at ACC who do not provide
debian-security.

files/hina/ftp-sync

@@ -9,7 +9,7 @@ MAILTO=kempe@lysator.liu.se,wnabee@lysator.liu.se
 20	*/4	*	*	*	ftpowner	/usr/local/bin/ftprsync-twostage.sh ftp.dk.debian.org debian debian debian.rsync.lock debian
 23	*/4	*	*	*	ftpowner	/usr/local/bin/ftprsync-twostage.sh ftp.nl.debian.org debian-backports debian-backports debian-backports.rsync.lock debian-backports
 35	*/8	*	*	*	ftpowner	/usr/local/bin/ftprsync.sh ftp.dk.debian.org debian-cd debian-cd debian-cd.rsync.lock debian-cd
-43	*/4	*	*	*	ftpowner	/usr/local/bin/ftprsync-twostage.sh ftp.dk.debian.org debian-security debian-security debian-security.rsync.lock debian-security
+43	*/4	*	*	*	ftpowner	/usr/local/bin/ftprsync-twostage.sh mirrors.dotsrc.org debian-security debian-security debian-security.rsync.lock debian-security
 30	*/8	*	*	*	ftpowner	/usr/local/bin/ftprsync.sh msync.centos.org CentOS CentOS centos.rsync.lock centos
 30	*/4	*	*	*	ftpowner	/usr/local/bin/ftprsync.sh msync.rockylinux.org rocky/mirror/pub/rocky/ rocky rocky.rsync.lock rocky
 45	*/1	*	*	*	ftpowner	/usr/local/bin/ftprsync.sh mirrors.xtom.ee archlinux archlinux archlinux.rsync.lock archlinux