SPI-2203: Modifications to xrootd to avoid missing plugins, update to 5.4.3
- xrootd updated to 5.4.3
- -DFORCE_ENABLED=ON option added to force a failure if requested plugin can not be built.
- deprecated options ENABLE_CEPH and ENABLE_PERL are removed
- dependencies to pip and curl added, some reordering of packages is done.
Edited by Dmitri Konstantinov