[7.x] [DOCS] - fixing references to kibana_user role (#49309) (#49719)

* fixing references to kibana_user role

* Update docs/uptime-guide/security.asciidoc

Co-Authored-By: Lisa Cawley <lcawley@elastic.co>


Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>

docs/uptime-guide/security.asciidoc

@@ -31,17 +31,6 @@ PUT /_security/role/uptime
       "allow_restricted_indices" : false
     }
   ],
-  "applications" : [
-    {
-      "application" : "kibana-.kibana",
-      "privileges" : [
-        "all"
-      ],
-      "resources" : [
-        "*"
-      ]
-    }
-  ],
   "transient_metadata" : {
     "enabled" : true
   }
@@ -52,7 +41,8 @@ PUT /_security/role/uptime
 [float]
 === Assign the role to a user
 
-Next, you'll need to create a user with both the `kibana_user`, and `uptime` roles. 
+Next, you'll need to create a user with both the `uptime` role, and another role with sufficient {kibana-ref}/kibana-privileges.html[Kibana privileges],
+such as the `kibana_user` role.
 You can do this with the following request:
 
 ["source","sh",subs="attributes,callouts"]

docs/user/reporting/index.asciidoc

@@ -32,8 +32,8 @@ for different operating systems.
 
 . Open {kib} in your web browser and log in. If you are running {kib}
 locally, go to `http://localhost:5601`. To access {kib} and generate
-reports, you need the `kibana_user` and `reporting_user` roles. For more
-information, see <<secure-reporting>>.
+reports, you need the `reporting_user` role, and an additional role with succifient <<kibana-privileges, Kibana privileges>>, such as the `kibana_user` role.
+For more information, see <<secure-reporting>>.
 
 . Open the dashboard, visualization, or saved search you want to include
 in the report.

docs/user/security/reporting.asciidoc

@@ -19,7 +19,7 @@ and `kibana_user` roles:
 * If you're using the `native` realm, you can assign roles through
 **Management / Users** UI in Kibana or with the `user` API. For example,
 the following request creates a `reporter` user that has the
-`reporting_user` and `kibana_user` roles:
+`reporting_user` role, and another role with sufficient <<kibana-privileges, Kibana privileges>>, such as the `kibana_user` role:
 +
 [source, sh]
 ---------------------------------------------------------------

docs/user/security/securing-kibana.asciidoc

@@ -117,7 +117,7 @@ user you've assigned a {kib} user role. For example, you could log in as the
 +
 --
 
-NOTE: This must be a user who has been assigned the `kibana_user` role.
+NOTE: This must be a user who has been assigned <<kibana-privileges, Kibana privileges>>.
 {kib} server credentials should only be used internally by the {kib} server.
 
 --