Remove link to old settings (#53638)

docs/reference/settings/monitoring-settings.asciidoc

@@ -17,10 +17,8 @@ file.
 
 To adjust how monitoring data is displayed in the monitoring UI, configure
 {kibana-ref}/monitoring-settings-kb.html[`xpack.monitoring` settings] in
-`kibana.yml`. To control how monitoring data is collected from
-Logstash, configure
-{logstash-ref}/monitoring-internal-collection.html#monitoring-settings[`xpack.monitoring` settings]
-in `logstash.yml`.
+`kibana.yml`. To control how monitoring data is collected from Logstash,
+configure monitoring settings in `logstash.yml`.
 
 For more information, see <<monitor-elasticsearch-cluster>>.