Update HAProxy

RealOrangeOne · RealOrangeOne · commit cdaa212c9d3f · 2022-07-20T20:28:03.000+01:00
2.2 is very old. Pin to a newer version, and keep it up-to-date during rebuilds.
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM haproxy:2.2-alpine
+FROM haproxy:lts-alpine
 
 EXPOSE 2375
 ENV ALLOW_RESTARTS=0 \
