[InterNetNews/inn] 94baac: Fix link to Pod::Parser

[Russ Allbery]

  Branch: refs/heads/main
  Home:   https://github.com/InterNetNews/inn
  Commit: 94baacec6656f35fed22f56f7ba6f04a8549a42a
      https://github.com/InterNetNews/inn/commit/94baacec6656f35fed22f56f7ba6f04a8549a42a
  Author: Russ Allbery <eagle at eyrie.org>
  Date:   2023-04-28 (Fri, 28 Apr 2023)

  Changed paths:
    M doc/pod/hacking.pod

  Log Message:
  -----------
  Fix link to Pod::Parser