Update with latest 7.8 REST specs (#4790)

This commit runs the ApiGenerator to update the client
with the latest changes on 7.8 branch

Author: russcam

src/ApiGenerator/RestSpecification/Core/indices.simulate_index_template.json

@@ -4,7 +4,7 @@
       "url":"https://www.elastic.co/guide/en/elasticsearch/reference/master/indices-templates.html",
       "description": "Simulate matching the given index name against the index templates in the system"
     },
-    "stability":"stable",
+    "stability":"experimental",
     "url":{
       "paths":[
         {

src/ApiGenerator/RestSpecification/Core/root.html

@@ -26,6 +26,10 @@
         "type":"boolean",
         "description":"True if the job should be forcefully deleted",
         "default":false
+      },
+      "timeout":{
+        "type":"time",
+        "description":"Controls the time to wait until a job is deleted. Defaults to 1 minute"
       }
     }
   }

src/ApiGenerator/RestSpecification/XPack/ml.delete_data_frame_analytics.json

@@ -83,6 +83,13 @@ public bool? Force
 			get => Q<bool? >("force");
 			set => Q("force", value);
 		}
+
+		///<summary>Controls the time to wait until a job is deleted. Defaults to 1 minute</summary>
+		public TimeSpan Timeout
+		{
+			get => Q<TimeSpan>("timeout");
+			set => Q("timeout", value);
+		}
 	}
 
 	///<summary>Request options for DeleteDatafeed <para>https://www.elastic.co/guide/en/elasticsearch/reference/current/ml-delete-datafeed.html</para></summary>

src/ApiGenerator/RestSpecification/XPack/root.html

@@ -877,12 +877,14 @@ public Task<TResponse> ShrinkAsync<TResponse>(string index, string target, PostD
 		///<param name = "name">The name of the index (it must be a concrete index name)</param>
 		///<param name = "body">New index template definition, which will be included in the simulation, as if it already exists in the system</param>
 		///<param name = "requestParameters">Request specific configuration such as querystring parameters &amp; request specific connection settings.</param>
+		///<remarks>Note: Experimental within the Elasticsearch server, this functionality is Experimental and may be changed or removed completely in a future release. Elastic will take a best effort approach to fix any issues, but experimental features are not subject to the support SLA of official GA features. This functionality is subject to potential breaking changes within a minor version, meaning that your referencing code may break when this library is upgraded.</remarks>
 		public TResponse SimulateIndexTemplateForAll<TResponse>(string name, PostData body, SimulateIndexTemplateRequestParameters requestParameters = null)
 			where TResponse : class, IElasticsearchResponse, new() => DoRequest<TResponse>(POST, Url($"_index_template/_simulate_index/{name:name}"), body, RequestParams(requestParameters));
 		///<summary>POST on /_index_template/_simulate_index/{name} <para>https://www.elastic.co/guide/en/elasticsearch/reference/master/indices-templates.html</para></summary>
 		///<param name = "name">The name of the index (it must be a concrete index name)</param>
 		///<param name = "body">New index template definition, which will be included in the simulation, as if it already exists in the system</param>
 		///<param name = "requestParameters">Request specific configuration such as querystring parameters &amp; request specific connection settings.</param>
+		///<remarks>Note: Experimental within the Elasticsearch server, this functionality is Experimental and may be changed or removed completely in a future release. Elastic will take a best effort approach to fix any issues, but experimental features are not subject to the support SLA of official GA features. This functionality is subject to potential breaking changes within a minor version, meaning that your referencing code may break when this library is upgraded.</remarks>
 		[MapsApi("indices.simulate_index_template", "name, body")]
 		public Task<TResponse> SimulateIndexTemplateForAllAsync<TResponse>(string name, PostData body, SimulateIndexTemplateRequestParameters requestParameters = null, CancellationToken ctx = default)
 			where TResponse : class, IElasticsearchResponse, new() => DoRequestAsync<TResponse>(POST, Url($"_index_template/_simulate_index/{name:name}"), ctx, body, RequestParams(requestParameters));