net-p2p/litecoin: update to 0.21.2.1
Summary: update litecoin and associated port to latest version
Test Plan:
poudriere testport -j 13_0-amd64 net-p2p/litecoin poudriere bulk -C -j 13_0-amd64 net-p2p/litecoin net-p2p/litecoin-daemon net-p2p/litecoin-utils install litecoin-daemon and litecoin-utils test locally in regression mode
Reviewed by: arrowd
Differential Revision: https://reviews.freebsd.org/D35969