[Snyk] Security upgrade alpine from 3.1 to latest#9

snyk-bot wants to merge 1 commit intomasterpozgo/docker-subgit:masterfrom

snyk-fix-6aeb51042f929fdba5aecdbd39f6b2c9pozgo/docker-subgit:snyk-fix-6aeb51042f929fdba5aecdbd39f6b2c9Copy head branch name to clipboard