Change the pages daemon proxy listen port to 8090

So as to be consistent with what is set in Omnibus

lib/support/init.d/gitlab.default.example

@@ -68,7 +68,7 @@ gitlab_workhorse_log="$app_root/log/gitlab-workhorse.log"
 # The -pages-domain must be specified the same as in `gitlab.yml > pages > host`.
 # Set `gitlab_pages_enabled=false` if you want to disable the Pages feature.
 gitlab_pages_enabled=true
-gitlab_pages_options="-pages-domain example.com -pages-root $app_root/shared/pages -listen-proxy 127.0.0.1:8282"
+gitlab_pages_options="-pages-domain example.com -pages-root $app_root/shared/pages -listen-proxy 127.0.0.1:8090"
 gitlab_pages_log="$app_root/log/gitlab-pages.log"
 
 # mail_room_enabled specifies whether mail_room, which is used to process incoming email, is enabled.

lib/support/nginx/gitlab-pages

@@ -19,7 +19,7 @@ server {
     proxy_set_header    X-Forwarded-For     $proxy_add_x_forwarded_for;
     proxy_set_header    X-Forwarded-Proto   $scheme;
     # The same address as passed to GitLab Pages: `-listen-proxy`
-    proxy_pass          http://localhost:8282/;
+    proxy_pass          http://localhost:8090/;
   }
 
   # Define custom error pages

lib/support/nginx/gitlab-pages-ssl

@@ -68,7 +68,7 @@ server {
     proxy_set_header    X-Forwarded-For     $proxy_add_x_forwarded_for;
     proxy_set_header    X-Forwarded-Proto   $scheme;
     # The same address as passed to GitLab Pages: `-listen-proxy`
-    proxy_pass          http://localhost:8282/;
+    proxy_pass          http://localhost:8090/;
   }
 
   # Define custom error pages