Change migration to migrate admins to Owner role rather than Admin role (#19671)

db/post_migrate/20220617202502_migrate_roles.rb

@@ -9,18 +9,19 @@ class MigrateRoles < ActiveRecord::Migration[5.2]
   def up
     load Rails.root.join('db', 'seeds', '03_roles.rb')
 
-    admin_role     = UserRole.find_by(name: 'Admin')
+    owner_role     = UserRole.find_by(name: 'Owner')
     moderator_role = UserRole.find_by(name: 'Moderator')
 
-    User.where(admin: true).in_batches.update_all(role_id: admin_role.id)
+    User.where(admin: true).in_batches.update_all(role_id: owner_role.id)
     User.where(moderator: true).in_batches.update_all(role_id: moderator_role.id)
   end
 
   def down
     admin_role     = UserRole.find_by(name: 'Admin')
+    owner_role     = UserRole.find_by(name: 'Owner')
     moderator_role = UserRole.find_by(name: 'Moderator')
 
-    User.where(role_id: admin_role.id).in_batches.update_all(admin: true) if admin_role
+    User.where(role_id: [admin_role.id, owner_role.id]).in_batches.update_all(admin: true) if admin_role
     User.where(role_id: moderator_role.id).in_batches.update_all(moderator: true) if moderator_role
   end
 end