Docs: Include OTLP in the tracing references (#56806)

docs/sources/setup-grafana/set-up-grafana-monitoring.md

@@ -14,13 +14,13 @@ weight: 800
 
 # Set up Grafana monitoring
 
-Grafana supports [Jaeger tracing](https://www.jaegertracing.io/).
+Grafana supports tracing.
 
-Grafana can emit Jaeger traces for its HTTP API endpoints and propagate Jaeger trace information to data sources.
+Grafana can emit Jaeger or OpenTelemetry Protocol (OTLP) traces for its HTTP API endpoints and propagate Jaeger and [w3c Trace Context](https://www.w3.org/TR/trace-context/) trace information to compatible data sources.
 All HTTP endpoints are logged evenly (annotations, dashboard, tags, and so on).
 When a trace ID is propagated, it is reported with operation 'HTTP /datasources/proxy/:id/\*'.
 
-Refer to [Configuration]({{< relref "configure-grafana/#tracingjaeger" >}}) for information about enabling Jaeger tracing.
+Refer to [Configuration's OpenTelemetry section]({{< relref "configure-grafana/#tracingopentelemetry" >}}) for a reference of tracing options available in Grafana.
 
 ## View Grafana internal metrics