Remove own installation instructions which are not relevant
Remove own installation instructions which are not relevant

ministryofjustice/ds-auth-omniauth,ministryofjustice/defence-request-service-omniauth-dsds,ministryofjustice/ds-auth-omniauth,ministryofjustice/ds-auth-omniauth,ministryofjustice/defence-request-service-omniauth-dsds,ministryofjustice/defence-request-service-omniauth-dsds