Update main localproxy to point at ES 2.4 machines
Update main localproxy to point at ES 2.4 machines

This will allow us to revert to using localhost:9200 from
the search machines to connect to elasticsearch.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet