feat(launchdarkly-provider): Update README.md

Author: tjosepo

libs/providers/launchdarkly-client/README.md

@@ -62,7 +62,7 @@ Read more about LD contexts [here](https://launchdarkly.github.io/js-client-sdk/
 ## Tracking
 
 You can send custom events to LaunchDarkly metrics for use in
-experiments and guarded rollouts. To learn more, read [Metrics](https://launchdarkly.com/docs/home/observability/metrics).
+experiments and guarded rollouts. To learn more, read [Sending custom events](https://launchdarkly.com/docs/sdk/features/events).
 
 ```ts
 const client = await OpenFeature.getClient();