Change auto devops banner link path

app/views/shared/_auto_devops_implicitly_enabled_banner.html.haml

 - if show_auto_devops_implicitly_enabled_banner?(project)
   .auto-devops-implicitly-enabled-banner.alert.alert-warning
-    - more_information_link = link_to _('More information'), 'https://docs.gitlab.com/ee/topics/autodevops/', class: 'alert-link'
+    - more_information_link = link_to _('More information'), help_page_path('topics/autodevops/index.md'), target: '_blank', class: 'alert-link'
     - auto_devops_message = s_("AutoDevOps|The Auto DevOps pipeline has been enabled and will be used if no alternative CI configuration file is found. %{more_information_link}") % { more_information_link: more_information_link }
     = auto_devops_message.html_safe
     .alert-link-group