[DOCS] Adds release highlight for new ML modules (#39229)

docs/release-notes/highlights-7.2.0.asciidoc

@@ -189,6 +189,28 @@ enables you to filter anomaly results for one or more selected influencers.
 The query bar suggests influencer field names and values for the selected jobs 
 as you type.
 
+[float]
+=== Simplified creation of {ml} jobs for sample data sets and {metricbeat} data
+
+If you use the {kib} sample data sets, there are now {ml} jobs for the
+sample eCommerce orders and the sample web logs. These jobs demonstrate a
+variety of ways that you can detect anomalous behavior in the sample data. You
+can add the jobs when you <<add-sample-data,load the sample data>> or use the
+supplied configuration when you are creating jobs in the Machine Learning app.
+
+Likewise, if you use the
+{metricbeat-ref}/metricbeat-module-system.html[{metricbeat} system module] to
+monitor your servers, there is a {ml} wizard that recognizes this type of data.
+For example, with the supplied configuration you can detect unusual increases in
+disk utilization:
+
+[role="screenshot"]
+image::release-notes/images/7.2-metricbeat-ml-modules.png[Embedded map in dark mode]
+
+These wizards expedite the creation of pre-configured jobs, dashboards, searches,
+and visualizations. For more information, see <<ml-jobs>>.
+
+
 [float]
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