Merge remote-tracking branch 'es/9.1' into backport_9fd8

Author: martijnvg

muted-tests.yml

@@ -551,6 +551,9 @@ tests:
 - class: org.elasticsearch.xpack.esql.qa.multi_node.EsqlClientYamlI
   method: test {p0=esql/60_usage/Basic ESQL usage output (telemetry) non-snapshot version}
   issue: https://github.com/elastic/elasticsearch/issues/129888
+- class: org.elasticsearch.backwards.MixedClusterClientYamlTestSuiteIT
+  method: test {p0=search.vectors/40_knn_search/Dimensions are dynamically set}
+  issue: https://github.com/elastic/elasticsearch/issues/130626
 
 # Examples:
 #

rest-api-spec/src/main/resources/rest-api-spec/api/cluster.put_component_template.json

@@ -33,9 +33,10 @@
         "description":"Whether the index template should only be added if new or can also replace an existing one",
         "default":false
       },
-      "timeout":{
-        "type":"time",
-        "description":"Explicit operation timeout"
+      "cause": {
+        "type": "string",
+        "description": "User defined reason for create the component template",
+        "default": "api"
       },
       "master_timeout":{
         "type":"time",