3.1.9 had issues with building and 3.1.10 has been released fixing
those; a parallel building error has been found and it is fixed on
Gentoo repository, from where we grab the patch from.
Log of error: https://hydra.nixos.org/log/6nh56zf7y81p0m6xxynw22wj1kaxrjbd-apngasm-3.1.9.drv
Refs: ZHF: #172160
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
This is the original apngasm which has not been updated since 2017 but it has
diverged from its fork with support for LZMA and ZOPFLI compression and TGA
input.