nftables: update to 1.1.1
Release Announcement:
https://lwn.net/Articles/982283/
https://lwn.net/Articles/992760/
Link: https://github.com/openwrt/openwrt/pull/16769
Signed-off-by: Hauke Mehrtens <[email protected]>
(cherry picked from commit c11a18be0dc38c81280baa948500fe1a57de0685)