MooseX::Singleton::Role::Meta::Instance(3pm) on Linux

The text d6e20b510e1d, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it.

Instance metaclass role for MooseX::Singleton

MooseX::Singleton::Role::Meta::Instance(3pm) on Linux now