Starting from 23.04 ca-certificates-java rely on java and keytool binaries provided by update-alternatives. The package dependency on Java runtime was removed.
22.04 still relies on having a distro java runtime installed.
Liberica JDK Maintainers may decide to have support for ca-certificates-java, but as far as I've understood they are generating their own certificate store.
Starting from 23.04 ca-certificates -java rely on java and keytool binaries provided by update- alternatives. The package dependency on Java runtime was removed.
22.04 still relies on having a distro java runtime installed.
Liberica JDK Maintainers may decide to have support for ca-certificates -java, but as far as I've understood they are generating their own certificate store.