Move devops markup to partial

app/views/admin/dev_ops_report/_report.html.haml

-.devops
+- usage_ping_enabled = Gitlab::CurrentSettings.usage_ping_enabled
+
+- if usage_ping_enabled && show_callout?('dev_ops_report_intro_callout_dismissed')
+  = render 'callout'
+
+- if !usage_ping_enabled
+  #js-devops-empty-state{ data: { is_admin: current_user&.admin.to_s, empty_state_svg_path: image_path('illustrations/convdev/convdev_no_index.svg'), enable_usage_ping_link: metrics_and_profiling_admin_application_settings_path(anchor: 'js-usage-settings'), docs_link: help_page_path('development/product_analytics/usage_ping') } }
+- elsif @metric.blank?
+  = render 'no_data'
+- else
+  .devops
     .devops-header
       %h2.devops-header-title{ class: "devops-#{score_level(@metric.average_percentage_score)}-score" }
         = number_to_percentage(@metric.average_percentage_score, precision: 1)

app/views/admin/dev_ops_report/show.html.haml

 - page_title _('DevOps Report')
-- usage_ping_enabled = Gitlab::CurrentSettings.usage_ping_enabled
 - add_page_specific_style 'page_bundles/dev_ops_report'
 
 .container
-  - if usage_ping_enabled && show_callout?('dev_ops_report_intro_callout_dismissed')
-    = render 'callout'
-
   .gl-mt-3
-  - if !usage_ping_enabled
-    #js-devops-empty-state{ data: { is_admin: current_user&.admin.to_s, empty_state_svg_path: image_path('illustrations/convdev/convdev_no_index.svg'), enable_usage_ping_link: metrics_and_profiling_admin_application_settings_path(anchor: 'js-usage-settings'), docs_link: help_page_path('development/product_analytics/usage_ping') } }
-  - elsif @metric.blank?
-    = render 'no_data'
-  - else
     = render 'report'