Fix rendering of code snippet annotation in Filebeat quick start (#45121) (#45123)

(cherry picked from commit e478cf8)

Co-authored-by: Visha Angelova <91186315+vishaangelova@users.noreply.github.com>

Author: mergify[bot]

docs/reference/filebeat/filebeat-installation-configuration.md

@@ -154,13 +154,14 @@ cloud.auth: "filebeat_setup:YOUR_PASSWORD" <1>
     ```yaml
       setup.kibana:
         host: "mykibanahost:5601" <1>
-        username: "my_kibana_user" <2> <3>
+        username: "my_kibana_user" <2>
         password: "YOUR_PASSWORD"
     ```
 
     1. The hostname and port of the machine where {{kib}} is running, for example, `mykibanahost:5601`. If you specify a path after the port number, include the scheme and port: `http://mykibanahost:5601/path`.
     2. The `username` and `password` settings for {{kib}} are optional. If you don’t specify credentials for {{kib}}, Filebeat uses the `username` and `password` specified for the {{es}} output.
-    3. To use the pre-built {{kib}} dashboards, this user must be authorized to view dashboards or have the `kibana_admin` [built-in role](elasticsearch://reference/elasticsearch/roles.md).
+    
+        To use the pre-built {{kib}} dashboards, this user must be authorized to view dashboards or have the `kibana_admin` [built-in role](elasticsearch://reference/elasticsearch/roles.md).
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