add missing config files to check during release process

doc/release/monthly.md

@@ -107,11 +107,13 @@ List any major changes here, so the user is aware of them before starting to upg
 Check if any of these changed since last release:
 
 - <https://gitlab.com/gitlab-org/gitlab-ce/commits/master/lib/support/nginx/gitlab>
+- <https://gitlab.com/gitlab-org/gitlab-ce/commits/master/lib/support/nginx/gitlab-ssl>
 - <https://gitlab.com/gitlab-org/gitlab-shell/commits/master/config.yml.example>
 - <https://gitlab.com/gitlab-org/gitlab-ce/commits/master/config/gitlab.yml.example>
 - <https://gitlab.com/gitlab-org/gitlab-ce/commits/master/config/unicorn.rb.example>
 - <https://gitlab.com/gitlab-org/gitlab-ce/commits/master/config/database.yml.mysql>
 - <https://gitlab.com/gitlab-org/gitlab-ce/commits/master/config/database.yml.postgresql>
+- <https://gitlab.com/gitlab-org/gitlab-ce/blob/master/config/initializers/rack_attack.rb.example>
 
 #### 8. Need to update init script?