rearrange build args some more

services/workflow/Dockerfile

@@ -2,7 +2,6 @@
 ARG LOCAL_OR_SERVER_PEX=local-pex
 FROM python:3.10-slim-buster as base
 ARG WS_VERSION=unknown-version
-ARG DEPLOY_ENV=dev
 
 # Environment variables
 ENV PIP_NO_CACHE_DIR false
@@ -53,6 +52,7 @@ COPY --chown=vlapipe:vlapipe ./services/workflow/bin/install-pexes.sh ./install-
 RUN . ./install-pexes.sh
 
 FROM ${LOCAL_OR_SERVER_PEX} as pex-base
+ARG DEPLOY_ENV=dev
 # HTCondor install
 USER root
 RUN apt update && apt install -y curl gnupg apt-transport-https