Docs: Clean up response test in getting_started
It had drifted from a fix applied to 5.x. The 5.x fix was more
readable. This applies the 5.x fix.
@@ -216,8 +216,9 @@ And the response:
epoch timestamp cluster status node.total node.data shards pri relo init unassign pending_tasks max_task_wait_time active_shards_percent
1475247709 17:01:49 elasticsearch green 1 1 0 0 0 0 0 0 - 100.0%
--------------------------------------------------
-// TESTRESPONSE[s/0 0/0 [01]/]
-// TESTRESPONSE[s/1475247709 17:01:49 elasticsearch/\\d+ \\d+:\\d+:\\d+ docs_integTestCluster/ _cat]
+// TESTRESPONSE[s/1475247709 17:01:49 elasticsearch/\\d+ \\d+:\\d+:\\d+ docs_integTestCluster/]
+// TESTRESPONSE[s/0 0 -/0 \d+ -/]
+// TESTRESPONSE[_cat]
We can see that our cluster named "elasticsearch" is up with a green status.
