changelog: document upgrade to alpine 3.14 (!34903) · Merge requests · Warren Gifford / sourcegraph · GitLab

Warren Gifford requested to merge k/20220504-alpine-1.14-changelog into main May 04, 2022

Created by: keegancsmith

I missed this in https://github.com/sourcegraph/sourcegraph/pull/34508

Test Plan: n/a