Mute org.elasticsearch.index.codec.vectors.cluster.HierarchicalKMeansTests testFewDifferentValues #135538

muted-tests.yml

@@ -666,6 +666,9 @@ tests:
 - class: org.elasticsearch.upgrades.MatchOnlyTextRollingUpgradeIT
   method: testIndexing {upgradedNodes=1}
   issue: https://github.com/elastic/elasticsearch/issues/135525
+- class: org.elasticsearch.index.codec.vectors.cluster.HierarchicalKMeansTests
+  method: testFewDifferentValues
+  issue: https://github.com/elastic/elasticsearch/issues/135538
 
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