This variable does not make sense anymore, since the Readonly::XS
module is not listed in the cpanfile. So it will not be required
the versions_info loop.
Test plan:
Run t/Installer_PerlModules.t again.
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl> Signed-off-by: David Nind <david@davidnind.com> Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de> Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>