fix entrypoint script line endings (#900)

web/Dockerfile

@@ -25,7 +25,7 @@ RUN yarn build
 # production stage
 FROM base as production
 
-ENV NODE_ENV=production
+ENV NODE_ENV production
 ENV EDITION SELF_HOSTED
 ENV DEPLOY_ENV PRODUCTION
 ENV CONSOLE_API_URL http://127.0.0.1:5001

web/docker/entrypoint.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e