git subrepo commit (merge) mailcow/src/mailcow-dockerized

subrepo: subdir:   "mailcow/src/mailcow-dockerized"
  merged:   "32243e56"
upstream: origin:   "https://github.com/mailcow/mailcow-dockerized.git"
  branch:   "master"
  commit:   "e2b4b6f6"
git-subrepo: version:  "0.4.3"
  origin:   "???"
  commit:   "???"
Change-Id: I51e2016ef5ab88a8b0bdc08551b18f48ceef0aa5
diff --git a/mailcow/src/mailcow-dockerized/data/Dockerfiles/acme/Dockerfile b/mailcow/src/mailcow-dockerized/data/Dockerfiles/acme/Dockerfile
index a19c434..82369a8 100644
--- a/mailcow/src/mailcow-dockerized/data/Dockerfiles/acme/Dockerfile
+++ b/mailcow/src/mailcow-dockerized/data/Dockerfiles/acme/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.13
+FROM alpine:3.14
 
 LABEL maintainer "Andre Peters <andre.peters@servercow.de>"