Fix EDOT old links

Remaining links that need fixin'...

Author: theletterf

solutions/observability/get-started/quickstart-monitor-hosts-with-opentelemetry.md

@@ -56,7 +56,7 @@ In this quickstart guide, you’ll learn how to monitor your hosts using the Ela
 
 ## Limitations [_limitations]
 
-Refer to [Elastic OpenTelemetry Collector limitations](https://github.com/elastic/opentelemetry/blob/main/docs/EDOT-collector/edot-collector-limitations.md) for known limitations when using the EDOT Collector.
+Refer to [Elastic OpenTelemetry Collector limitations](opentelemetry://reference/compatibility/limitations.md) for known limitations when using the EDOT Collector.
 
 
 ## Collect your data [_collect_your_data]
@@ -146,4 +146,4 @@ After using the Hosts page and Discover to confirm you’ve ingested all the hos
     * [Detect change points](/explore-analyze/machine-learning/machine-learning-in-kibana/xpack-ml-aiops.md#change-point-detection) in your time series data.
 
 
-Refer to the [Elastic Observability](/solutions/observability.md) for a description of other useful features.
+Refer to the [Elastic Observability](/solutions/observability.md) for a description of other useful features.