[rpms/perl-Pod-Parser] PR #4: Update license to SPDX format

[Michal Josef Špaček]

mspacek merged a pull-request against the project: `perl-Pod-Parser` that you are
following.

Merged pull-request:

``
Update license to SPDX format
``

https://src.fedoraproject.org/rpms/perl-Pod-Parser/pull-request/4