Commit 5a0b7e9c29ec23f87c601622cb2db01781a6cbba

Cosmin Truta 2022-11-27T16:20:31

manuals: Remove references to libpngpf(3); update links From libpng-1.5.0 onwards, the private libpng functions are no longer accessible to the libpng users, and the content of libpngpf(3) is no longer relevant. Update links, introducing the new canonical location of the libpng source repository: https://github.com/pnggroup/libpng