upgrade postsrsd package version from v2.0.4-r0 to v2.0.4-r1 (fixes default config location)
https://web.archive.org/web/20230519204253/https://git.alpinelinux.org/aports/commit/community/postsrsd?h=3.18-stable&id=5da516da08bb15f6cb0d38ce8a1db5dcd05d9d16