Merge branch 'master' into ccr

* master:
  [CI] Mute Ml rolling upgrade test for mixed cluster too

Author: dnhatn

x-pack/qa/rolling-upgrade/src/test/resources/rest-api-spec/test/mixed_cluster/30_ml_jobs_crud.yml

@@ -7,6 +7,9 @@ setup:
 
 ---
 "Test get old cluster job":
+  - skip:
+      version: "all"
+      reason: "@AwaitsFix: https://github.com/elastic/elasticsearch/issues/30982"
   - do:
       xpack.ml.get_jobs:
         job_id: old-cluster-job