APK compresses it's helptext using LUA and require `zlib`, which isn't
available on the Buildbots. It thens falls back to `gzip`, which embeds the
MTIME, making the binary itself unreproducible.
This commits adds a downstream patch to run `gzip` with `-n`, setting the time
to 0.
Link: https://github.com/openwrt/openwrt/pull/23736
Signed-off-by: Paul Spooren <mail@aparcar.org>
353e23dfbc