Remove page 27 from SCS

- Page 27 doesn't have any questions relevant to SCS on it
- This matches row 22 of [Tony's original spreadsheet](https://docs.google.com/a/digital.cabinet-office.gov.uk/spreadsheets/d/199EUc3D4C6iPXVRewZjkTHtYTpY7PD2n6ipaW4DH5dk)