Docs/adds cloud support disclaimer (#54150)

* adds cloud support disclaimer to three sections

* starts add cloud disclaimer

* adds disclaimer to JWT and Org sections

* adds final Cloud disclaimer to the Loki data source

docs/sources/datasources/loki.md

@@ -45,6 +45,8 @@ The Derived Fields configuration allows you to:
 
 For example, you can use this functionality to link to your tracing backend directly from your logs, or link to a user profile page if a userId is present in the log line. These links appear in the [log details]({{< relref "../explore/logs-integration/#labels-and-detected-fields" >}}).
 
+> **Note:** Grafana Cloud users can request modifications to this feature by [opening a support ticket in the Cloud Portal](https://grafana.com/profile/org#support).
+
 Each derived field consists of:
 
 - **Name -** Shown in the log details as a label.

docs/sources/datasources/tempo.md

@@ -33,6 +33,7 @@ To access Tempo settings, click the **Configuration** (gear) icon, then click **
 ### Trace to logs
 
 > **Note:** This feature is available in Grafana 7.4+.
+> Grafana Cloud users can access this feature by [opening a support ticket in the Cloud Portal](https://grafana.com/profile/org#support).
 
 This is a configuration for the [trace to logs feature]({{< relref "../explore/trace-integration/" >}}). Select target data source (at this moment limited to Loki or Splunk \[logs\] data sources) and select which tags will be used in the logs query.
 
@@ -49,6 +50,7 @@ This is a configuration for the [trace to logs feature]({{< relref "../explore/t
 ### Trace to metrics
 
 > **Note:** This feature is behind the `traceToMetrics` feature toggle.
+> Grafana Cloud users can access this feature by [opening a support ticket in the Cloud Portal](https://grafana.com/profile/org#support).
 
 To configure trace to metrics, select the target Prometheus data source and create any desired linked queries.