Mute org.elasticsearch.smoketest.DocsClientYamlTestSuiteIT test {yaml=reference/snapshot-restore/apis/get-snapshot-api/line_488} #121611

Author: elasticsearchmachine

muted-tests.yml

@@ -557,3 +557,6 @@ tests:
 - class: org.elasticsearch.xpack.esql.heap_attack.HeapAttackIT
   method: testLookupExplosionBigStringManyMatches
   issue: https://github.com/elastic/elasticsearch/issues/121465
+- class: org.elasticsearch.smoketest.DocsClientYamlTestSuiteIT
+  method: test {yaml=reference/snapshot-restore/apis/get-snapshot-api/line_488}
+  issue: https://github.com/elastic/elasticsearch/issues/121611