Mute org.elasticsearch.xpack.ml.integration.DatafeedJobsIT testStartDatafeed_GivenNegativeStartTime_Returns408 #120169

Author: elasticsearchmachine

muted-tests.yml

@@ -474,3 +474,6 @@ tests:
 - class: org.elasticsearch.xpack.ml.integration.DatafeedJobsIT
   method: testRealtime_noDataAndAutoStop
   issue: https://github.com/elastic/elasticsearch/issues/120167
+- class: org.elasticsearch.xpack.ml.integration.DatafeedJobsIT
+  method: testStartDatafeed_GivenNegativeStartTime_Returns408
+  issue: https://github.com/elastic/elasticsearch/issues/120169