removing 'pretty' parameter from ES tests as FTS ones don't have output formatting
removing 'pretty' parameter from ES tests as FTS ones don't have output formatting

Change-Id: I21a3057ff5d6d1ba56e4c6cba13b8b221d748253
Reviewed-on: http://review.couchbase.org/68869
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Pavel Paulau <dd88eded64e90046a680e3a6c0828ceb8fe8a0e7@gmail.com>

pavel-paulau/perfrunner,pavel-paulau/perfrunner,pavel-paulau/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,couchbase/perfrunner,pavel-paulau/perfrunner,couchbase/perfrunner,pavel-paulau/perfrunner,couchbase/perfrunner