Mute org.elasticsearch.xpack.migrate.action.ReindexDatastreamIndexTransportActionIT testTimestamp0AddedIfMissing elastic#121745

Author: elasticsearchmachine

muted-tests.yml

@@ -516,3 +516,6 @@ tests:
 - class: org.elasticsearch.search.fetch.subphase.highlight.HighlightBuilderTests
   method: testInvalidMaxAnalyzedOffset
   issue: https://github.com/elastic/elasticsearch/issues/121361
+- class: org.elasticsearch.xpack.migrate.action.ReindexDatastreamIndexTransportActionIT
+  method: testTimestamp0AddedIfMissing
+  issue: https://github.com/elastic/elasticsearch/issues/121745