Refs #37148 - Add migration

db/migrate/20240207191223_remove_entitlement_mode_host_statuses.rb

@@ -0,0 +1,25 @@
+class RemoveEntitlementModeHostStatuses < ActiveRecord::Migration[6.1]
+  def up
+    obsolete_statuses = [
+      "Katello::SubscriptionStatus",
+      "Katello::PurposeStatus",
+      "Katello::PurposeAddonsStatus",
+      "Katello::PurposeRoleStatus",
+      "Katello::PurposeSlaStatus",
+      "Katello::PurposeUsageStatus"
+    ]
+
+    ::HostStatus::Status.where(type: obsolete_statuses).delete_all
+
+    ::TablePreference.where(name: "hosts").each do |table_preference|
+      next unless table_preference.columns.include?("subscription_status")
+      new_columns = table_preference.columns - ["subscription_status"]
+      if new_columns.present?
+        table_preference.columns = new_columns
+        table_preference.save(validate: false)
+      else
+        table_preference.destroy
+      end
+    end
+  end
+end