Merge pull request #371 from appuio/renovate/nginxinc-nginx-unprivileged-1.x

Update nginxinc/nginx-unprivileged Docker tag to v1.23.3

Author: corvus-ch

Dockerfile

@@ -1,4 +1,4 @@
-FROM nginxinc/nginx-unprivileged:1.23.1
+FROM nginxinc/nginx-unprivileged:1.23.3
 
 COPY docker/nginx.conf /etc/nginx/templates/default.conf.template
 COPY dist/cloud-portal/en-CH /usr/share/nginx/html