Update _index.md

Adds some links to the operator and collector repos.

Author: CharlieTLe

content/en/docs/kubernetes/operator/_index.md

@@ -17,12 +17,12 @@ redirects:
 
 ## Introduction
 
-The OpenTelemetry Operator is an implementation of a
+The [OpenTelemetry Operator](https://github.com/open-telemetry/opentelemetry-operator) is an implementation of a
 [Kubernetes Operator](https://kubernetes.io/docs/concepts/extend-kubernetes/operator/).
 
 The operator manages:
 
-- OpenTelemetry Collector
+- [OpenTelemetry Collector](https://github.com/open-telemetry/opentelemetry-collector)
 - [auto-instrumentation of the workloads using OpenTelemetry instrumentation libraries](https://github.com/open-telemetry/opentelemetry-operator#opentelemetry-auto-instrumentation-injection)
 
 ## Getting started