p5-Dist-Zilla: update to 6.015.

6.015    2020-05-29 14:30:51-04:00 America/New_York
        - add docs for "dzil release -j" (thanks, Jonas B. Nielsen)
        - fix support for dist.pl (why??? �泗�) (thanks, Kent Frederic)
        - remove unnecessary check for Pod::Simple being loaded (Dave Lambley)

(wiz)