Docs for monitor_stats privilege (elastic#116533)

This commit adds docs for monitor_stats and updates an example snippet to include both remote_indices and remote_cluster.

Author: jakelandis

docs/reference/rest-api/security/bulk-create-roles.asciidoc

@@ -102,7 +102,9 @@ They have no effect for remote clusters configured with the <<remote-clusters-ce
 `clusters` (required)::: (list) A list of cluster aliases to which the permissions
 in this entry apply.
 `privileges`(required)::: (list) The cluster level privileges that the owners of the role
-have in the specified clusters.
+have in the specified clusters. Note - only a subset of the cluster privileges are supported for remote clusters.
+The <<security-api-get-builtin-privileges-request, builtin privileges API>> can be used to determine
+which privileges are allowed per version.
 
 
 For more information, see <<defining-roles>>.

docs/reference/rest-api/security/create-roles.asciidoc

@@ -105,7 +105,9 @@ They have no effect for remote clusters configured with the <<remote-clusters-ce
 `clusters` (required)::: (list) A list of cluster aliases to which the permissions
 in this entry apply.
 `privileges`(required)::: (list) The cluster level privileges that the owners of the role
-have in the specified clusters.
+have in the specified clusters. Note - only a subset of the cluster privileges are supported for remote clusters.
+The <<security-api-get-builtin-privileges-request, builtin privileges API>> can be used to determine
+which privileges are allowed per version.
 
 For more information, see <<defining-roles>>.
 
@@ -176,21 +178,29 @@ POST /_security/role/cli_or_drivers_minimal
 --------------------------------------------------
 // end::sql-queries-permission[]
 
-The following example configures a role with remote indices privileges on a remote cluster:
+The following example configures a role with remote indices and remote cluster privileges for a remote cluster:
 [source,console]
 --------------------------------------------------
-POST /_security/role/role_with_remote_indices
+POST /_security/role/only_remote_access_role
 {
   "remote_indices": [
     {
-      "clusters": [ "my_remote" ], <1>
+      "clusters": ["my_remote"], <1>
       "names": ["logs*"], <2>
       "privileges": ["read", "read_cross_cluster", "view_index_metadata"] <3>
     }
+  ],
+  "remote_cluster": [
+    {
+      "clusters": ["my_remote"], <1>
+      "privileges": ["monitor_stats"]  <4>
+    }
   ]
 }
 --------------------------------------------------
 
-<1> The remote indices privileges apply to remote cluster with the alias `my_remote`.
-<2> Privileges are granted for indices matching pattern `logs*` on the remote cluster ( `my_remote`).
+<1> The remote indices and remote cluster privileges apply to remote cluster with the alias `my_remote`.
+<2> Privileges are granted for indices matching pattern `logs*` on the remote cluster (`my_remote`).
 <3> The actual <<privileges-list-indices,index privileges>> granted for `logs*` on `my_remote`.
+<4> The actual <<privileges-list-cluster,cluster privileges>> granted for `my_remote`.
+Note - only a subset of the cluster privileges are supported for remote clusters.

docs/reference/security/authorization/managing-roles.asciidoc

@@ -249,12 +249,10 @@ The following describes the structure of a remote cluster permissions entry:
 <<api-multi-index,wildcards>> and <<regexp-syntax,regular expressions>>.
 This field is required.
 <2> The cluster level privileges for the remote cluster. The allowed values here are a subset of the
-<<privileges-list-cluster,cluster privileges>>. This field is required.
+<<privileges-list-cluster,cluster privileges>>.
+The <<security-api-get-builtin-privileges-request, builtin privileges API>> can be used to determine
+which privileges are allowed here. This field is required.
 
-The `monitor_enrich` privilege for remote clusters was introduced in version
-8.15.0. Currently, this is the only privilege available for remote clusters and
-is required to enable users to use the `ENRICH` keyword in ES|QL queries across
-clusters.
 
 ==== Example
 

docs/reference/security/authorization/privileges.asciidoc

@@ -250,6 +250,11 @@ Privileges to list and view details on existing repositories and snapshots.
 +
 This privilege is not available in {serverless-full}.
 
+`monitor_stats`::
+Privileges to list and view details of stats.
++
+This privilege is not available in {serverless-full}.
+
 `monitor_text_structure`::
 All read-only operations related to the <<find-structure,find structure API>>.
 +