gnu: Add Sub-Name.

* gnu/packages/perl.scm (perl-sub-name): New variable.

gnu: Add Devel-CheckBin.

* gnu/packages/perl.scm (perl-devel-checkbin): New variable.

gnu: Add Scalar-List-Utils.

* gnu/packages/perl.scm (perl-scalar-list-utils): New variable.

gnu: Add Package-DeprecationManager.

* gnu/packages/perl.scm (perl-package-deprecationmanager): New variable.

gnu: Add Module-Runtime-Conflicts.

* gnu/packages/perl.scm (perl-module-runtime-conflicts): New variable.

gnu: Add List-MoreUtils.

* gnu/packages/perl.scm (perl-list-moreutils): New variable.

gnu: Add Exporter-Tiny.

* gnu/packages/perl.scm (perl-exporter-tiny): New variable.

gnu: Add Test-WriteVariants.

* gnu/packages/perl.scm (perl-test-writevariants): New variable.

gnu: Add Data-Tumbler.

* gnu/packages/perl.scm (perl-data-tumbler): New variable.

gnu: Add File-HomeDir.

* gnu/packages/perl.scm (perl-file-homedir): New variable.

gnu: Add File-Temp.

* gnu/packages/perl.scm (perl-file-temp): New variable.

gnu: Add parent.

* gnu/packages/perl.scm (perl-parent): New variable.

gnu: Add Test-Directory.

* gnu/packages/perl.scm (perl-test-directory): New variable.

gnu: Add Test-Most.

* gnu/packages/perl.scm (perl-test-most): New variable.

gnu: Add Test-Exception.

* gnu/packages/perl.scm (perl-test-exception): New variable.

gnu: Add Module-Build.

* gnu/packages/perl.scm (perl-module-build): New variable.

gnu: Add Exception-Class.

* gnu/packages/perl.scm (perl-exception-class): New variable.

gnu: Add Class-Data-Inheritable.

* gnu/packages/perl.scm (perl-class-data-inheritable): New variable.

gnu: Add Test-Differences.

* gnu/packages/perl.scm (perl-test-differences): New variable.

gnu: Add Text-Diff.

* gnu/packages/perl.scm (perl-text-diff): New variable.