Merge branch '9.1' into backport/9.1/fix/testApmIntegration-2

Author: ldematte

muted-tests.yml

@@ -527,6 +527,12 @@ tests:
 - class: org.elasticsearch.search.SearchWithRejectionsIT
   method: testOpenContextsAfterRejections
   issue: https://github.com/elastic/elasticsearch/issues/130821
+- class: org.elasticsearch.index.IndexingPressureIT
+  method: testWriteCanRejectOnPrimaryBasedOnMaxOperationSize
+  issue: https://github.com/elastic/elasticsearch/issues/130281
+- class: org.elasticsearch.index.IndexingPressureIT
+  method: testWriteCanBeRejectedAtPrimaryLevel
+  issue: https://github.com/elastic/elasticsearch/issues/131151
 
 # Examples:
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