Back to simple headlines without specific branching

ee/app/views/shared/promotions/_promote_burndown_charts.html.haml

@@ -8,13 +8,7 @@
       .user-callout-copy
         %h4
           - if current_application_settings.should_check_namespace_plan?
-            - if can?(current_user, :admin_namespace, @project.namespace)
-              Upgrade your plan to improve milestones with Burndown Charts.
-            - elsif @project.group
-              Upgrade the plan for #{ @project.group.name } to improve milestones with Burndown Charts.
-            - else
-              - owner = @project.namespace.owner
-              Upgrade #{ owner.name }'s plan to improve milestones with Burndown Charts.
+            Upgrade your plan to improve milestones with Burndown Charts.
           - else
             Improve milestones with Burndown Charts.
         %p

ee/app/views/shared/promotions/_promote_contribution_analytics.html.haml

@@ -4,13 +4,7 @@
   .user-callout-copy
     %h4
       - if current_application_settings.should_check_namespace_plan?
-        - if can?(current_user, :admin_namespace, @project.namespace)
-          Upgrade your plan to activate Contribution Analytics.
-        - elsif @project.group
-          Upgrade the plan for #{ @project.group.name } to activate Contribution Analytics.
-        - else
-          - owner = @project.namespace.owner
-          Upgrade #{ owner.name }'s plan to activate Contribution Analytics.
+        Upgrade your plan to activate Contribution Analytics.
       - else
         Track activity with Contribution Analytics.
     %p