[DTR-292] Removing duplicates

Author: wg-hmrc

conf/messages.en

@@ -15,8 +15,6 @@ site.startAgain = Start again
 site.signIn = Sign in
 site.govuk = GOV.UK
 site.accept.continue = Accept and continue
-site.next = Next
-site.previous = Previous
 site.pagination.landmark = Pagination
 site.pagination.previous = Previous
 site.pagination.next = Next