Add 'perl-cpan-meta-check'.

This is a dependency for something. I lost track.
Add 'perl-cpan-meta'.

This is a dependency for 'perl-cpan-meta-check'.
Add 'perl-extutils-config'.

This is a dependency.
Add 'perl-extutils-installpaths'.

This is a dependency.
Add 'perl-extutils-helpers'.

This is a dependency.