Mute org.elasticsearch.backwards.MixedClusterClientYamlTestSuiteIT test {p0=mtermvectors/10_basic/Tests catching other exceptions per item} #122414

Author: elasticsearchmachine

muted-tests.yml

@@ -540,3 +540,6 @@ tests:
 - class: org.elasticsearch.xpack.esql.qa.mixed.MixedClusterEsqlSpecIT
   method: test {date_nanos.Bucket Date nanos by 10 minutes SYNC}
   issue: https://github.com/elastic/elasticsearch/issues/122273
+- class: org.elasticsearch.backwards.MixedClusterClientYamlTestSuiteIT
+  method: test {p0=mtermvectors/10_basic/Tests catching other exceptions per item}
+  issue: https://github.com/elastic/elasticsearch/issues/122414