Update telemetry.md - Replacing don´t existing link/reference

Modified the Stackdriver link because the existing one no more exists. No clear the exact replacement in the opentelemetry site (exists exporter for rust, .net, etc... but not totally clear for this specific case where information is not more present) but it seems the added link is referencing to the Google Cloud Operations Suite that "replace" to stackdriver.

Author: jmbelvar81

site/content/en/docs/tutorials/telemetry.md

@@ -11,7 +11,7 @@ minikube provides telemetry support via [OpenTelemetry tracing](https://opentele
 
 Currently, minikube supports the following exporters for tracing data:
 
-- [Stackdriver](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/master/exporter/stackdriverexporter)
+- [Stackdriver](https://github.com/GoogleCloudPlatform/k8s-stackdriver)
 
 To collect trace data with minikube and the Stackdriver exporter, run: