destructure guardian address field for appearance release

db/migrate/20200616124214_rename_appearance_release_guardian_address_column.rb

@@ -0,0 +1,5 @@
+class RenameAppearanceReleaseGuardianAddressColumn < ActiveRecord::Migration[6.0]
+  def change
+    rename_column :appearance_releases, :guardian_address, :guardian_address_old
+  end
+end