[docs] Import APM dashboards in 6.4+ (#22439)

docs/apm/getting-started.asciidoc

@@ -16,12 +16,7 @@ configuration is required.
 If you also use Elastic Stack for logging and server-level metrics, you can
 optionally import the APM dashboards that come with the APM Server. You can use
 these APM-specific visualizations to correlate APM data with other data sources.
-To get the dashboards, run the following command on the APM server:
-
-[source,shell]
-----------------------------------------------------------
-./apm-server setup
-----------------------------------------------------------
+To get the dashboards, click the "Load Kibana objects" button at the bottom of the Getting Started guides for APM in Kibana.
 
 For more setup information, see
 {apm-get-started-ref}/index.html[Getting Started with APM].