reverting link fix

Author: tomvcassidy

articles/cloud-services-extended-support/cloud-services-guestos-retirement-policy.md

@@ -71,7 +71,7 @@ We recommend that you use latest Guest OS family for designing your Cloud Servic
 
 **What if my web application requires deeper integration with the OS?**
 
-If your web application architecture depends on underlying features of the operating system, use platform supported capabilities such as [startup tasks](/azure/cloud-services/cloud-services-startup-tasks.md) or other extensibility mechanisms. Alternatively, you can also use [Azure Virtual Machines](https://azure.microsoft.com/documentation/scenarios/virtual-machines/) (IaaS – Infrastructure as a Service), where you're responsible for maintaining the underlying operating system.
+If your web application architecture depends on underlying features of the operating system, use platform supported capabilities such as [startup tasks](https://learn.microsoft.com/azure/cloud-services/cloud-services-startup-tasks) or other extensibility mechanisms. Alternatively, you can also use [Azure Virtual Machines](https://azure.microsoft.com/documentation/scenarios/virtual-machines/) (IaaS – Infrastructure as a Service), where you're responsible for maintaining the underlying operating system.
 
 ## Next steps
 Review the latest [Guest OS releases](cloud-services-guestos-update-matrix.md).