erase-registrations: Fix directory name.
Revert "Remove 'perl-unix-syslog'."

This reverts commit 540aae57500ab034f3066b5cc93a32ceee357dd6.
Revert "Remove 'perl-text-csv-xs'."

This reverts commit 6a310110bb47e71e5bdbf620abc79cbffe60eaf5.
Revert "Remove 'perl-sort-key'."

This reverts commit a6f7f5496500bbd7d89bc6701255c47a24b7167d.
Revert "Remove 'perl-iptables-parse'."

This reverts commit 66822e3dbb10a590a05a4859505aede250466fc7.
Revert "Remove 'perl-file-homedir'."

This reverts commit 399fed7eef3c2693bc500e2ef3f5cb6c4b907c74.