[Snyk] Security upgrade alpine from latest to 3.15.4#55

Open

snyk-bot wants to merge 1 commit intomasterfrom snyk-fix-267dd811fe55d780b9dc0ebba5e1e44b

+1-1

Commits on Apr 5, 2022

fix: vendor/github.com/coreos/etcd/Dockerfile-release to reduce vulnerabilities
snyk-bot
committed