Add note about quickstart to logs stream docs (#4628) (#4631)

(cherry picked from commit efe94d9)

Co-authored-by: Mike Birnstiehl <[email protected]>

docs/en/observability/logs-stream.asciidoc

@@ -1,7 +1,11 @@
 [[logs-stream]]
 = Stream any log file
 
-This guide shows you how to send a log file to Elasticsearch using a standalone {agent} and configure the {agent} and your data streams using the `elastic-agent.yml` file, and query your logs using the data streams you've set up.
+This guide shows you how to manually configure a standalone {agent} to send your log data to {es} using the `elastic-agent.yml` file.
+
+If you don't want to manually configure the {agent}, you can use the **Monitor hosts with {agent}** quickstart. Refer to the <<quickstart-monitor-hosts-with-elastic-agent,quickstart documentation>> for more information.
+
+Continue with this guide for instructions on manual configuration.
 
 [discrete]
 [[logs-stream-prereq]]