drop internal ipv4 support for gitlab pages

templates/gitlab.rb.j2

@@ -1418,7 +1418,7 @@ gitlab_pages['external_http'] = []
 # What I meant to say was this:
 #gitlab_pages['listen_proxy'] = ['127.0.0.1:11181', '[::1]:11181']
 # It didn't support arrays. Now we are here:
-gitlab_pages['listen_proxy'] = '127.0.0.1:11181" -listen-proxy="[::1]:11181'
+gitlab_pages['listen_proxy'] = '[::1]:11181'
 
 ##! Configure GitLab Pages to use an HTTP Proxy
 # gitlab_pages['http_proxy'] = "http://example:8080"

vars/main.yml

@@ -5,7 +5,7 @@ nginx:
       - address: "localhost:11180"
     "internal-gitlab-pages":
       server:
-      - address: "localhost:11181"
+      - address: "[::1]:11181"
     "internal-gitlab-registry":
       server:
       - address: "127.0.0.1:5000"