The package is severely out of date with respect to the Debian
Policy. Latest version is 4.7.0
and your package only follows
3.9.2...
The package has a debian/watch file, but the last attempt
to use it for checking for newer upstream versions failed with
an error:
In watchfile debian/watch, reading webpage http://www.javazoom.net/vorbisspi/sources/ failed: 500 Can't connect to www.javazoom.net:80 (Name or service not known)
autoremoval from testing
Version 1.0.3-3.1 of libvorbisspi-java is marked for autoremoval from testing
on 2024-05-07.