Bug 40930: Update zlib to 1.3

# vim: filetype=yaml sw=2

filename: '[% project %]-[% c("version") %]-[% c("var/osname") %]-[% c("var/build_id") %].tar.[% c("compress_tar") %]'

version: 1.2.13

version: '1.3'

git_hash: 'v[% c("version") %]'

git_url: https://github.com/madler/zlib.git

gpg_keyring: zlib.gpg