Drop the memory thresholds for the Search API procfile worker
Drop the memory thresholds for the Search API procfile worker

This seems to be using up a significant portion of the 4GB of memory
which the machine has. As Sidekiq is in play here, restarting it will
probably free up memory, so have Icinga do that earlier.

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