```ruby
# This has now been replaced by a newer migration: 20180727140643_remove_change_note_v2

# Remove a public change note (dated 20 July 2018) for "VAT Notice 708: buildings and construction"
# Ticket: https://govuk.zendesk.com/agent/tickets/2927623
# Page: https://www.gov.uk/government/publications/vat-notice-708-buildings-and-construction
#
# Prior steps:
# Queried `Document` for the `content_id: "5f623c6e-7631-11e4-a3cb-005056011aef"`
```

Add back in empty migration methods
user
```ruby
# This has now been replaced by a newer migration: 20180727140643_remove_change_note_v2

# Remove a public change note (dated 20 July 2018) for "VAT Notice 708: buildings and construction"
# Ticket: https://govuk.zendesk.com/agent/tickets/2927623
# Page: https://www.gov.uk/government/publications/vat-notice-708-buildings-and-construction
#
# Prior steps:
# Queried `Document` for the `content_id: "5f623c6e-7631-11e4-a3cb-005056011aef"`

class RemoveChangeNote < ActiveRecord::Migration[5.1]
  def up
    # This has now been replaced by a newer migration: 20180727140643_remove_change_note_v2
  end

  def down
    # This migration is not reversible
  end
end
```
assistant